16055172 has 60 divisors (see below), whose sum is σ = 47974080. Its totient is φ = 4586544.

The previous prime is 16055147. The next prime is 16055189. The reversal of 16055172 is 27155061.

16055172 is a `hidden beast` number, since 1 + 605 + 51 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1272 + ... + 5807.

It is an arithmetic number, because the mean of its divisors is an integer number (799568).

Almost surely, 2^16055172 is an apocalyptic number.

16055172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16055172 is an abundant number, since it is smaller than the sum of its proper divisors (31918908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16055172 is a wasteful number, since it uses less digits than its factorization.

16055172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7102 (or 7091 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 16055172 is about 4006.8905650142. The cubic root of 16055172 is about 252.2735125548.

The spelling of 16055172 in words is "sixteen million, fifty-five thousand, one hundred seventy-two".