14921992 has 32 divisors (see below), whose sum is σ = 29721600. Its totient is φ = 7003584.

The previous prime is 14921987. The next prime is 14922013. The reversal of 14921992 is 29912941.

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, 18918 + ... + 19690.

It is an arithmetic number, because the mean of its divisors is an integer number (928800).

Almost surely, 2^14921992 is an apocalyptic number.

It is an amenable number.

14921992 is a deficient number, since it is larger than the sum of its proper divisors (14799608).

14921992 is a wasteful number, since it uses less digits than its factorization.

14921992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925 (or 921 counting only the distinct ones).

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

The square root of 14921992 is about 3862.8994291853. The cubic root of 14921992 is about 246.1929435693.

The spelling of 14921992 in words is "fourteen million, nine hundred twenty-one thousand, nine hundred ninety-two".