64287896 has 32 divisors (see below), whose sum is σ = 125172000. Its totient is φ = 30917376.

The previous prime is 64287871. The next prime is 64287911. The reversal of 64287896 is 69878246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112700 + ... + 113268.

It is an arithmetic number, because the mean of its divisors is an integer number (3911625).

Almost surely, 2^64287896 is an apocalyptic number.

It is an amenable number.

64287896 is a deficient number, since it is larger than the sum of its proper divisors (60884104).

64287896 is a wasteful number, since it uses less digits than its factorization.

64287896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091 (or 1087 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 50.

The square root of 64287896 is about 8017.9733100080. The cubic root of 64287896 is about 400.5988862241.

The spelling of 64287896 in words is "sixty-four million, two hundred eighty-seven thousand, eight hundred ninety-six".