38693944 has 8 divisors (see below), whose sum is σ = 72551160. Its totient is φ = 19346968.

The previous prime is 38693933. The next prime is 38693951. The reversal of 38693944 is 44939683.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 38693894 and 38693903.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2418364 + ... + 2418379.

It is an arithmetic number, because the mean of its divisors is an integer number (9068895).

Almost surely, 2^38693944 is an apocalyptic number.

It is an amenable number.

38693944 is a deficient number, since it is larger than the sum of its proper divisors (33857216).

38693944 is a wasteful number, since it uses less digits than its factorization.

38693944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836749 (or 4836745 counting only the distinct ones).

The product of its digits is 559872, while the sum is 46.

The square root of 38693944 is about 6220.4456431995. The cubic root of 38693944 is about 338.2317190753.

The spelling of 38693944 in words is "thirty-eight million, six hundred ninety-three thousand, nine hundred forty-four".