64882864 has 10 divisors (see below), whose sum is σ = 125710580. Its totient is φ = 32441424.

The previous prime is 64882823. The next prime is 64882877. The reversal of 64882864 is 46828846.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2027574 + ... + 2027605.

It is an arithmetic number, because the mean of its divisors is an integer number (12571058).

Almost surely, 2^64882864 is an apocalyptic number.

It is an amenable number.

64882864 is a deficient number, since it is larger than the sum of its proper divisors (60827716).

64882864 is a wasteful number, since it uses less digits than its factorization.

64882864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4055187 (or 4055181 counting only the distinct ones).

The product of its digits is 589824, while the sum is 46.

The square root of 64882864 is about 8054.9900062011. The cubic root of 64882864 is about 401.8309066653.

The spelling of 64882864 in words is "sixty-four million, eight hundred eighty-two thousand, eight hundred sixty-four".