64713508 has 12 divisors (see below), whose sum is σ = 113451660. Its totient is φ = 32298752.

The previous prime is 64713499. The next prime is 64713521. The reversal of 64713508 is 80531746.

It can be written as a sum of positive squares in 2 ways, for example, as 17489124 + 47224384 = 4182^2 + 6872^2 .

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, 11941 + ... + 16492.

It is an arithmetic number, because the mean of its divisors is an integer number (9454305).

Almost surely, 2^64713508 is an apocalyptic number.

It is an amenable number.

64713508 is a deficient number, since it is larger than the sum of its proper divisors (48738152).

64713508 is a wasteful number, since it uses less digits than its factorization.

64713508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29006 (or 29004 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 64713508 is about 8044.4706475939. The cubic root of 64713508 is about 401.4809849418.

The spelling of 64713508 in words is "sixty-four million, seven hundred thirteen thousand, five hundred eight".