38728382 has 16 divisors (see below), whose sum is σ = 72427392. Its totient is φ = 15088920.

The previous prime is 38728379. The next prime is 38728387. The reversal of 38728382 is 28382783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38728387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125588 + ... + 125895.

It is an arithmetic number, because the mean of its divisors is an integer number (4526712).

Almost surely, 2^38728382 is an apocalyptic number.

38728382 is a deficient number, since it is larger than the sum of its proper divisors (33699010).

38728382 is a wasteful number, since it uses less digits than its factorization.

38728382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251503.

The product of its digits is 129024, while the sum is 41.

The square root of 38728382 is about 6223.2131572042. The cubic root of 38728382 is about 338.3320325337.

The spelling of 38728382 in words is "thirty-eight million, seven hundred twenty-eight thousand, three hundred eighty-two".