64875712 has 28 divisors (see below), whose sum is σ = 140442696. Its totient is φ = 29488640.

The previous prime is 64875677. The next prime is 64875721. The reversal of 64875712 is 21757846.

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, 45373 + ... + 46780.

Almost surely, 2^64875712 is an apocalyptic number.

It is an amenable number.

64875712 is an abundant number, since it is smaller than the sum of its proper divisors (75566984).

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

64875712 is a wasteful number, since it uses less digits than its factorization.

64875712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92176 (or 92166 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 64875712 is about 8054.5460455571. The cubic root of 64875712 is about 401.8161415945.

The spelling of 64875712 in words is "sixty-four million, eight hundred seventy-five thousand, seven hundred twelve".