38399116 has 12 divisors (see below), whose sum is σ = 76798288. Its totient is φ = 16456752.

The previous prime is 38399077. The next prime is 38399159. The reversal of 38399116 is 61199383.

38399116 is an admirable number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 685671 + ... + 685726.

Almost surely, 2^38399116 is an apocalyptic number.

It is an amenable number.

38399116 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38399116 is a wasteful number, since it uses less digits than its factorization.

38399116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1371408 (or 1371406 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The square root of 38399116 is about 6196.7020260781. The cubic root of 38399116 is about 337.3704772311.

It can be divided in two parts, 383 and 99116, that added together give a palindrome (99499).

The spelling of 38399116 in words is "thirty-eight million, three hundred ninety-nine thousand, one hundred sixteen".