38944918 has 16 divisors (see below), whose sum is σ = 59623200. Its totient is φ = 19074816.

The previous prime is 38944907. The next prime is 38944921. The reversal of 38944918 is 81944983.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19008 + ... + 20956.

It is an arithmetic number, because the mean of its divisors is an integer number (3726450).

Almost surely, 2^38944918 is an apocalyptic number.

38944918 is a deficient number, since it is larger than the sum of its proper divisors (20678282).

38944918 is a wasteful number, since it uses less digits than its factorization.

38944918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151.

The product of its digits is 248832, while the sum is 46.

The square root of 38944918 is about 6240.5863506565. The cubic root of 38944918 is about 338.9614154825.

The spelling of 38944918 in words is "thirty-eight million, nine hundred forty-four thousand, nine hundred eighteen".