16572272 has 20 divisors (see below), whose sum is σ = 32256120. Its totient is φ = 8248128.

The previous prime is 16572233. The next prime is 16572277. The reversal of 16572272 is 27227561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16572277) 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, 1403 + ... + 5925.

It is an arithmetic number, because the mean of its divisors is an integer number (1612806).

Almost surely, 2^16572272 is an apocalyptic number.

It is an amenable number.

16572272 is a deficient number, since it is larger than the sum of its proper divisors (15683848).

16572272 is a wasteful number, since it uses less digits than its factorization.

16572272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4760 (or 4754 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 16572272 is about 4070.9055503659. The cubic root of 16572272 is about 254.9533273545.

The spelling of 16572272 in words is "sixteen million, five hundred seventy-two thousand, two hundred seventy-two".