38189516 has 12 divisors (see below), whose sum is σ = 67481232. Its totient is φ = 18909168.

The previous prime is 38189509. The next prime is 38189527. The reversal of 38189516 is 61598183.

38189516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45935 + ... + 46758.

It is an arithmetic number, because the mean of its divisors is an integer number (5623436).

Almost surely, 2^38189516 is an apocalyptic number.

It is an amenable number.

38189516 is a deficient number, since it is larger than the sum of its proper divisors (29291716).

38189516 is a wasteful number, since it uses less digits than its factorization.

38189516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92800 (or 92798 counting only the distinct ones).

The product of its digits is 51840, while the sum is 41.

The square root of 38189516 is about 6179.7666622616. The cubic root of 38189516 is about 336.7555159849.

The spelling of 38189516 in words is "thirty-eight million, one hundred eighty-nine thousand, five hundred sixteen".