16546972 has 12 divisors (see below), whose sum is σ = 31184776. Its totient is φ = 7637040.

The previous prime is 16546951. The next prime is 16546973. The reversal of 16546972 is 27964561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16546973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159054 + ... + 159157.

Almost surely, 2^16546972 is an apocalyptic number.

It is an amenable number.

16546972 is a deficient number, since it is larger than the sum of its proper divisors (14637804).

16546972 is a wasteful number, since it uses less digits than its factorization.

16546972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318228 (or 318226 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The square root of 16546972 is about 4067.7969467514. The cubic root of 16546972 is about 254.8235200792.

The spelling of 16546972 in words is "sixteen million, five hundred forty-six thousand, nine hundred seventy-two".