64290904 has 16 divisors (see below), whose sum is σ = 123804000. Its totient is φ = 31276512.

The previous prime is 64290859. The next prime is 64290913. The reversal of 64290904 is 40909246.

It is a self number, because there is not a number n which added to its sum of digits gives 64290904.

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, 108304 + ... + 108895.

It is an arithmetic number, because the mean of its divisors is an integer number (7737750).

Almost surely, 2^64290904 is an apocalyptic number.

It is an amenable number.

64290904 is a deficient number, since it is larger than the sum of its proper divisors (59513096).

64290904 is a wasteful number, since it uses less digits than its factorization.

64290904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217242 (or 217238 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 64290904 is about 8018.1608863879. The cubic root of 64290904 is about 400.6051340702.

The spelling of 64290904 in words is "sixty-four million, two hundred ninety thousand, nine hundred four".