16972628 has 12 divisors (see below), whose sum is σ = 29752800. Its totient is φ = 8471832.

The previous prime is 16972609. The next prime is 16972633. The reversal of 16972628 is 82627961.

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, 728 + ... + 5871.

It is an arithmetic number, because the mean of its divisors is an integer number (2479400).

Almost surely, 2^16972628 is an apocalyptic number.

It is an amenable number.

16972628 is a deficient number, since it is larger than the sum of its proper divisors (12780172).

16972628 is a wasteful number, since it uses less digits than its factorization.

16972628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7246 (or 7244 counting only the distinct ones).

The product of its digits is 72576, while the sum is 41.

The square root of 16972628 is about 4119.7849458437. The cubic root of 16972628 is about 256.9900827374.

The spelling of 16972628 in words is "sixteen million, nine hundred seventy-two thousand, six hundred twenty-eight".