64513376 has 24 divisors (see below), whose sum is σ = 127207584. Its totient is φ = 32206720.

The previous prime is 64513357. The next prime is 64513381. The reversal of 64513376 is 67331546.

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, 28046 + ... + 30258.

It is an arithmetic number, because the mean of its divisors is an integer number (5300316).

Almost surely, 2^64513376 is an apocalyptic number.

It is an amenable number.

64513376 is a deficient number, since it is larger than the sum of its proper divisors (62694208).

64513376 is a wasteful number, since it uses less digits than its factorization.

64513376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3134 (or 3126 counting only the distinct ones).

The product of its digits is 45360, while the sum is 35.

The square root of 64513376 is about 8032.0219123207. The cubic root of 64513376 is about 401.0666862559.

The spelling of 64513376 in words is "sixty-four million, five hundred thirteen thousand, three hundred seventy-six".