44620564 has 12 divisors (see below), whose sum is σ = 78225364. Its totient is φ = 22270464.

The previous prime is 44620523. The next prime is 44620571. The reversal of 44620564 is 46502644.

It can be written as a sum of positive squares in 2 ways, for example, as 43428100 + 1192464 = 6590^2 + 1092^2 .

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, 7359 + ... + 11974.

Almost surely, 2^44620564 is an apocalyptic number.

It is an amenable number.

44620564 is a deficient number, since it is larger than the sum of its proper divisors (33604800).

44620564 is a wasteful number, since it uses less digits than its factorization.

44620564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19914 (or 19912 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 44620564 is about 6679.8625734367. The cubic root of 44620564 is about 354.6867937743.

The spelling of 44620564 in words is "forty-four million, six hundred twenty thousand, five hundred sixty-four".