16923272 has 16 divisors (see below), whose sum is σ = 32755200. Its totient is φ = 8188560.

The previous prime is 16923253. The next prime is 16923287. The reversal of 16923272 is 27232961.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

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, 33872 + ... + 34367.

It is an arithmetic number, because the mean of its divisors is an integer number (2047200).

Almost surely, 2^16923272 is an apocalyptic number.

It is an amenable number.

16923272 is a deficient number, since it is larger than the sum of its proper divisors (15831928).

16923272 is a wasteful number, since it uses less digits than its factorization.

16923272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68276 (or 68272 counting only the distinct ones).

The product of its digits is 9072, while the sum is 32.

The square root of 16923272 is about 4113.7904662245. The cubic root of 16923272 is about 256.7407338573.

The spelling of 16923272 in words is "sixteen million, nine hundred twenty-three thousand, two hundred seventy-two".