38773864 has 16 divisors (see below), whose sum is σ = 74474820. Its totient is φ = 18913920.

The previous prime is 38773859. The next prime is 38773871. The reversal of 38773864 is 46837783.

It can be written as a sum of positive squares in 2 ways, for example, as 38564100 + 209764 = 6210^2 + 458^2 .

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, 58779 + ... + 59434.

Almost surely, 2^38773864 is an apocalyptic number.

It is an amenable number.

38773864 is a deficient number, since it is larger than the sum of its proper divisors (35700956).

38773864 is a wasteful number, since it uses less digits than its factorization.

38773864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118260 (or 118256 counting only the distinct ones).

The product of its digits is 677376, while the sum is 46.

The square root of 38773864 is about 6226.8663065783. The cubic root of 38773864 is about 338.4644246522.

The spelling of 38773864 in words is "thirty-eight million, seven hundred seventy-three thousand, eight hundred sixty-four".