172052160 has 112 divisors (see below), whose sum is σ = 624327936. Its totient is φ = 39324672.

The previous prime is 172052141. The next prime is 172052161. The reversal of 172052160 is 61250271.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 172052160.

It is not an unprimeable number, because it can be changed into a prime (172052161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6082 + ... + 19521.

Almost surely, 2^172052160 is an apocalyptic number.

172052160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

172052160 is an abundant number, since it is smaller than the sum of its proper divisors (452275776).

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

172052160 is a wasteful number, since it uses less digits than its factorization.

172052160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25630 (or 25620 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 172052160 is about 13116.8654792218. The cubic root of 172052160 is about 556.1859874998.

The spelling of 172052160 in words is "one hundred seventy-two million, fifty-two thousand, one hundred sixty".