64674964 has 12 divisors (see below), whose sum is σ = 116240404. Its totient is φ = 31463424.

The previous prime is 64674949. The next prime is 64674971. The reversal of 64674964 is 46947646.

It can be written as a sum of positive squares in 2 ways, for example, as 27562500 + 37112464 = 5250^2 + 6092^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 218349 + ... + 218644.

Almost surely, 2^64674964 is an apocalyptic number.

It is an amenable number.

64674964 is a deficient number, since it is larger than the sum of its proper divisors (51565440).

64674964 is a wasteful number, since it uses less digits than its factorization.

64674964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437034 (or 437032 counting only the distinct ones).

The product of its digits is 870912, while the sum is 46.

The square root of 64674964 is about 8042.0746079603. The cubic root of 64674964 is about 401.4012604408.

The spelling of 64674964 in words is "sixty-four million, six hundred seventy-four thousand, nine hundred sixty-four".