64913304 has 32 divisors (see below), whose sum is σ = 164243520. Its totient is φ = 21376416.

The previous prime is 64913267. The next prime is 64913309. The reversal of 64913304 is 40331946.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64913309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14302 + ... + 18285.

It is an arithmetic number, because the mean of its divisors is an integer number (5132610).

Almost surely, 2^64913304 is an apocalyptic number.

It is an amenable number.

64913304 is an abundant number, since it is smaller than the sum of its proper divisors (99330216).

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

64913304 is a wasteful number, since it uses less digits than its factorization.

64913304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32679 (or 32675 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 64913304 is about 8056.8792966011. The cubic root of 64913304 is about 401.8937369191.

The spelling of 64913304 in words is "sixty-four million, nine hundred thirteen thousand, three hundred four".