64774364 has 12 divisors (see below), whose sum is σ = 113865024. Its totient is φ = 32241504.

The previous prime is 64774351. The next prime is 64774373. The reversal of 64774364 is 46347746.

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, 35417 + ... + 37200.

It is an arithmetic number, because the mean of its divisors is an integer number (9488752).

Almost surely, 2^64774364 is an apocalyptic number.

It is an amenable number.

64774364 is a deficient number, since it is larger than the sum of its proper divisors (49090660).

64774364 is a wasteful number, since it uses less digits than its factorization.

64774364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72844 (or 72842 counting only the distinct ones).

The product of its digits is 338688, while the sum is 41.

The square root of 64774364 is about 8048.2522326279. The cubic root of 64774364 is about 401.6067952137.

The spelling of 64774364 in words is "sixty-four million, seven hundred seventy-four thousand, three hundred sixty-four".