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67426896 = 24317194349
BaseRepresentation
bin1000000010011…
…01101001010000
311200212122022110
410001031221100
5114230130041
610405105320
71446055605
oct401155120
9150778273
1067426896
1135073909
121a6b8240
1310c7a594
148d526ac
155dbd516
hex404da50

67426896 has 80 divisors (see below), whose sum is σ = 194184000. Its totient is φ = 20035584.

The previous prime is 67426889. The next prime is 67426897. The reversal of 67426896 is 69862476.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67426897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13330 + ... + 17678.

It is an arithmetic number, because the mean of its divisors is an integer number (2427300).

Almost surely, 267426896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67426896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97092000).

67426896 is an abundant number, since it is smaller than the sum of its proper divisors (126757104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67426896 is a wasteful number, since it uses less digits than its factorization.

67426896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4396 (or 4390 counting only the distinct ones).

The product of its digits is 870912, while the sum is 48.

The square root of 67426896 is about 8211.3881895816. The cubic root of 67426896 is about 407.0156006633.

The spelling of 67426896 in words is "sixty-seven million, four hundred twenty-six thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 17 19 24 34 38 48 51 57 68 76 102 114 136 152 204 228 272 304 323 408 456 646 816 912 969 1292 1938 2584 3876 4349 5168 7752 8698 13047 15504 17396 26094 34792 52188 69584 73933 82631 104376 147866 165262 208752 221799 247893 295732 330524 443598 495786 591464 661048 887196 991572 1182928 1322096 1404727 1774392 1983144 2809454 3548784 3966288 4214181 5618908 8428362 11237816 16856724 22475632 33713448 67426896