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67490896 = 2411271491
BaseRepresentation
bin1000000010111…
…01010001010000
311200222220002211
410001131101100
5114234202041
610410321504
71446443314
oct401352120
9150886084
1067490896
1135107a00
121a729294
1310ca0755
148d6bb44
155dd2481
hex405d450

67490896 has 60 divisors (see below), whose sum is σ = 146053152. Its totient is φ = 30184000.

The previous prime is 67490893. The next prime is 67490897. The reversal of 67490896 is 69809476.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67490893) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137211 + ... + 137701.

Almost surely, 267490896 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 67490896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73026576).

67490896 is an abundant number, since it is smaller than the sum of its proper divisors (78562256).

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

67490896 is a wasteful number, since it uses less digits than its factorization.

67490896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592 (or 575 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 67490896 is about 8215.2842920985. The cubic root of 67490896 is about 407.1443364381.

It can be divided in two parts, 67490 and 896, that added together give a palindrome (68386).

The spelling of 67490896 in words is "sixty-seven million, four hundred ninety thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 11 16 22 44 71 88 121 142 176 242 284 484 491 568 781 968 982 1136 1562 1936 1964 3124 3928 5401 6248 7856 8591 10802 12496 17182 21604 34364 34861 43208 59411 68728 69722 86416 118822 137456 139444 237644 278888 383471 475288 557776 766942 950576 1533884 3067768 4218181 6135536 8436362 16872724 33745448 67490896