38936972 has 6 divisors (see below), whose sum is σ = 68139708. Its totient is φ = 19468484.

The previous prime is 38936941. The next prime is 38936977. The reversal of 38936972 is 27963983.

It is not an unprimeable number, because it can be changed into a prime (38936977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4867118 + ... + 4867125.

It is an arithmetic number, because the mean of its divisors is an integer number (11356618).

Almost surely, 2^38936972 is an apocalyptic number.

It is an amenable number.

38936972 is a deficient number, since it is larger than the sum of its proper divisors (29202736).

38936972 is a wasteful number, since it uses less digits than its factorization.

38936972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9734247 (or 9734245 counting only the distinct ones).

The product of its digits is 489888, while the sum is 47.

The square root of 38936972 is about 6239.9496792843. The cubic root of 38936972 is about 338.9383609502.

The spelling of 38936972 in words is "thirty-eight million, nine hundred thirty-six thousand, nine hundred seventy-two".