38990116 has 24 divisors (see below), whose sum is σ = 74594016. Its totient is φ = 17685120.

The previous prime is 38990101. The next prime is 38990137. The reversal of 38990116 is 61109983.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39420 + ... + 40396.

It is an arithmetic number, because the mean of its divisors is an integer number (3108084).

Almost surely, 2^38990116 is an apocalyptic number.

It is an amenable number.

38990116 is a deficient number, since it is larger than the sum of its proper divisors (35603900).

38990116 is a wasteful number, since it uses less digits than its factorization.

38990116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899 (or 1897 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 37.

The square root of 38990116 is about 6244.2065949166. The cubic root of 38990116 is about 339.0924933904.

The spelling of 38990116 in words is "thirty-eight million, nine hundred ninety thousand, one hundred sixteen".