38987084 has 6 divisors (see below), whose sum is σ = 68227404. Its totient is φ = 19493540.

The previous prime is 38987083. The next prime is 38987087. The reversal of 38987084 is 48078983.

It is not an unprimeable number, because it can be changed into a prime (38987083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4873382 + ... + 4873389.

It is an arithmetic number, because the mean of its divisors is an integer number (11371234).

Almost surely, 2^38987084 is an apocalyptic number.

It is an amenable number.

38987084 is a deficient number, since it is larger than the sum of its proper divisors (29240320).

38987084 is a wasteful number, since it uses less digits than its factorization.

38987084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9746775 (or 9746773 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The square root of 38987084 is about 6243.9638051481. The cubic root of 38987084 is about 339.0837035124.

The spelling of 38987084 in words is "thirty-eight million, nine hundred eighty-seven thousand, eighty-four".