16003868 has 24 divisors (see below), whose sum is σ = 30164400. Its totient is φ = 7401728.

The previous prime is 16003859. The next prime is 16003903. The reversal of 16003868 is 86830061.

16003868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16003868² = 512247581922848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2018 + ... + 6006.

It is an arithmetic number, because the mean of its divisors is an integer number (1256850).

Almost surely, 2^16003868 is an apocalyptic number.

It is an amenable number.

16003868 is a deficient number, since it is larger than the sum of its proper divisors (14160532).

16003868 is a wasteful number, since it uses less digits than its factorization.

16003868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4069 (or 4067 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 16003868 is about 4000.4834707820. The cubic root of 16003868 is about 252.0045140705.

The spelling of 16003868 in words is "sixteen million, three thousand, eight hundred sixty-eight".