38997516 has 12 divisors (see below), whose sum is σ = 90994232. Its totient is φ = 12999168.

The previous prime is 38997503. The next prime is 38997533. The reversal of 38997516 is 61579983.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1624885 + ... + 1624908.

Almost surely, 2^38997516 is an apocalyptic number.

It is an amenable number.

38997516 is an abundant number, since it is smaller than the sum of its proper divisors (51996716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38997516 is a wasteful number, since it uses less digits than its factorization.

38997516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249800 (or 3249798 counting only the distinct ones).

The product of its digits is 408240, while the sum is 48.

The square root of 38997516 is about 6244.7991160645. The cubic root of 38997516 is about 339.1139443458.

The spelling of 38997516 in words is "thirty-eight million, nine hundred ninety-seven thousand, five hundred sixteen".