38720576 has 14 divisors (see below), whose sum is σ = 76836270. Its totient is φ = 19360256.

The previous prime is 38720551. The next prime is 38720593. The reversal of 38720576 is 67502783.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 38142976 + 577600 = 6176^2 + 760^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302441 + ... + 302568.

It is an arithmetic number, because the mean of its divisors is an integer number (5488305).

Almost surely, 2^38720576 is an apocalyptic number.

It is an amenable number.

38720576 is a deficient number, since it is larger than the sum of its proper divisors (38115694).

38720576 is an equidigital number, since it uses as much as digits as its factorization.

38720576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605021 (or 605011 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 38720576 is about 6222.5859576224. The cubic root of 38720576 is about 338.3092998747.

The spelling of 38720576 in words is "thirty-eight million, seven hundred twenty thousand, five hundred seventy-six".