38983988 has 24 divisors (see below), whose sum is σ = 73489920. Its totient is φ = 18041760.

The previous prime is 38983963. The next prime is 38984003. The reversal of 38983988 is 88938983.

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, 3983 + ... + 9686.

It is an arithmetic number, because the mean of its divisors is an integer number (3062080).

Almost surely, 2^38983988 is an apocalyptic number.

It is an amenable number.

38983988 is a deficient number, since it is larger than the sum of its proper divisors (34505932).

38983988 is a wasteful number, since it uses less digits than its factorization.

38983988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13727 (or 13725 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 56.

The square root of 38983988 is about 6243.7158807877. The cubic root of 38983988 is about 339.0747276257.

The spelling of 38983988 in words is "thirty-eight million, nine hundred eighty-three thousand, nine hundred eighty-eight".