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67344 = 2432361
BaseRepresentation
bin10000011100010000
310102101020
4100130100
54123334
61235440
7400224
oct203420
9112336
1067344
1146662
1232b80
1324864
141a784
1514e49
hex10710

67344 has 40 divisors (see below), whose sum is σ = 184512. Its totient is φ = 21120.

The previous prime is 67343. The next prime is 67349. The reversal of 67344 is 44376.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 65 + 7 + 310 + 44 + 44 .

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (67343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1074 + ... + 1134.

267344 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 67344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92256).

67344 is an abundant number, since it is smaller than the sum of its proper divisors (117168).

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

67344 is a wasteful number, since it uses less digits than its factorization.

67344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 89 counting only the distinct ones).

The product of its digits is 2016, while the sum is 24.

The square root of 67344 is about 259.5072253329. The cubic root of 67344 is about 40.6848734504.

It can be divided in two parts, 673 and 44, that added together give a palindrome (717).

The spelling of 67344 in words is "sixty-seven thousand, three hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 23 24 46 48 61 69 92 122 138 183 184 244 276 366 368 488 552 732 976 1104 1403 1464 2806 2928 4209 5612 8418 11224 16836 22448 33672 67344