252200172 has 48 divisors (see below), whose sum is σ = 673650432. Its totient is φ = 71937600.

The previous prime is 252200171. The next prime is 252200173. The reversal of 252200172 is 271002252.

It is a happy number.

252200172 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (252200171) and next prime (252200173).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (252200171) 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, 56743 + ... + 61025.

It is an arithmetic number, because the mean of its divisors is an integer number (14034384).

Almost surely, 2^252200172 is an apocalyptic number.

It is an amenable number.

252200172 is an abundant number, since it is smaller than the sum of its proper divisors (421450260).

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

252200172 is a wasteful number, since it uses less digits than its factorization.

252200172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4998 (or 4996 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 252200172 is about 15880.8114402256. The cubic root of 252200172 is about 631.8031586687.

The spelling of 252200172 in words is "two hundred fifty-two million, two hundred thousand, one hundred seventy-two".