64857604 has 12 divisors (see below), whose sum is σ = 129715264. Its totient is φ = 27796104.

The previous prime is 64857599. The next prime is 64857619. The reversal of 64857604 is 40675846.

64857604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

64857604 is an admirable number.

It is a nialpdrome in base 14.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1158144 + ... + 1158199.

Almost surely, 2^64857604 is an apocalyptic number.

It is an amenable number.

64857604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

64857604 is a wasteful number, since it uses less digits than its factorization.

64857604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316354 (or 2316352 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 64857604 is about 8053.4218814117. The cubic root of 64857604 is about 401.7787533663.

The spelling of 64857604 in words is "sixty-four million, eight hundred fifty-seven thousand, six hundred four".