16890968 has 16 divisors (see below), whose sum is σ = 32144280. Its totient is φ = 8319168.

The previous prime is 16890953. The next prime is 16890983. The reversal of 16890968 is 86909861.

It is an interprime number because it is at equal distance from previous prime (16890953) and next prime (16890983).

It is a congruent number.

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, 15221 + ... + 16292.

Almost surely, 2^16890968 is an apocalyptic number.

It is an amenable number.

16890968 is a deficient number, since it is larger than the sum of its proper divisors (15253312).

16890968 is a wasteful number, since it uses less digits than its factorization.

16890968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31586 (or 31582 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 47.

The square root of 16890968 is about 4109.8622847974. The cubic root of 16890968 is about 256.5772698919.

The spelling of 16890968 in words is "sixteen million, eight hundred ninety thousand, nine hundred sixty-eight".