16368904 has 16 divisors (see below), whose sum is σ = 31150800. Its totient is φ = 8062032.

The previous prime is 16368889. The next prime is 16368907. The reversal of 16368904 is 40986361.

It is a super-2 number, since 2×16368904² = 535882036322432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16368907) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 14734 + ... + 15805.

It is an arithmetic number, because the mean of its divisors is an integer number (1946925).

Almost surely, 2^16368904 is an apocalyptic number.

It is an amenable number.

16368904 is a deficient number, since it is larger than the sum of its proper divisors (14781896).

16368904 is a wasteful number, since it uses less digits than its factorization.

16368904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30612 (or 30608 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 16368904 is about 4045.8502196695. The cubic root of 16368904 is about 253.9061384650.

The spelling of 16368904 in words is "sixteen million, three hundred sixty-eight thousand, nine hundred four".