64462656 has 28 divisors (see below), whose sum is σ = 170557952. Its totient is φ = 21487488.

The previous prime is 64462639. The next prime is 64462661. The reversal of 64462656 is 65626446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167680 + ... + 168063.

Almost surely, 2^64462656 is an apocalyptic number.

It is an amenable number.

64462656 is an abundant number, since it is smaller than the sum of its proper divisors (106095296).

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

64462656 is a wasteful number, since it uses less digits than its factorization.

64462656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335758 (or 335748 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 64462656 is about 8028.8639295980. The cubic root of 64462656 is about 400.9615533524.

The spelling of 64462656 in words is "sixty-four million, four hundred sixty-two thousand, six hundred fifty-six".