520272170 has 48 divisors (see below), whose sum is σ = 1057276584. Its totient is φ = 184060800.

The previous prime is 520272139. The next prime is 520272191. The reversal of 520272170 is 71272025.

It can be written as a sum of positive squares in 4 ways, for example, as 404774161 + 115498009 = 20119^2 + 10747^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38960 + ... + 50580.

Almost surely, 2^520272170 is an apocalyptic number.

520272170 is an abundant number, since it is smaller than the sum of its proper divisors (537004414).

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

520272170 is a wasteful number, since it uses less digits than its factorization.

520272170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11687 (or 11676 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 520272170 is about 22809.4754433328. The cubic root of 520272170 is about 804.2854248026.

The spelling of 520272170 in words is "five hundred twenty million, two hundred seventy-two thousand, one hundred seventy".