16972118 has 8 divisors (see below), whose sum is σ = 25560360. Its totient is φ = 8452000.

The previous prime is 16972093. The next prime is 16972129. The reversal of 16972118 is 81127961.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 16403 + ... + 17406.

It is an arithmetic number, because the mean of its divisors is an integer number (3195045).

Almost surely, 2^16972118 is an apocalyptic number.

16972118 is a deficient number, since it is larger than the sum of its proper divisors (8588242).

16972118 is a wasteful number, since it uses less digits than its factorization.

16972118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34062.

The product of its digits is 6048, while the sum is 35.

The square root of 16972118 is about 4119.7230489439. The cubic root of 16972118 is about 256.9875086663.

The spelling of 16972118 in words is "sixteen million, nine hundred seventy-two thousand, one hundred eighteen".