64676684 has 12 divisors (see below), whose sum is σ = 119141400. Its totient is φ = 30636288.

The previous prime is 64676683. The next prime is 64676693. The reversal of 64676684 is 48667646.

It is not an unprimeable number, because it can be changed into a prime (64676683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425429 + ... + 425580.

It is an arithmetic number, because the mean of its divisors is an integer number (9928450).

Almost surely, 2^64676684 is an apocalyptic number.

It is an amenable number.

64676684 is a deficient number, since it is larger than the sum of its proper divisors (54464716).

64676684 is a wasteful number, since it uses less digits than its factorization.

64676684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851032 (or 851030 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 47.

The square root of 64676684 is about 8042.1815448297. The cubic root of 64676684 is about 401.4048187680.

The spelling of 64676684 in words is "sixty-four million, six hundred seventy-six thousand, six hundred eighty-four".