38642372 has 12 divisors (see below), whose sum is σ = 67843776. Its totient is φ = 19258440.

The previous prime is 38642339. The next prime is 38642381. The reversal of 38642372 is 27324683.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14288 + ... + 16775.

It is an arithmetic number, because the mean of its divisors is an integer number (5653648).

Almost surely, 2^38642372 is an apocalyptic number.

It is an amenable number.

38642372 is a deficient number, since it is larger than the sum of its proper divisors (29201404).

38642372 is a wasteful number, since it uses less digits than its factorization.

38642372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31378 (or 31376 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 38642372 is about 6216.2988988626. The cubic root of 38642372 is about 338.0813851149.

The spelling of 38642372 in words is "thirty-eight million, six hundred forty-two thousand, three hundred seventy-two".