520582220 has 12 divisors (see below), whose sum is σ = 1093222704. Its totient is φ = 208232880.

The previous prime is 520582213. The next prime is 520582229. The reversal of 520582220 is 22285025.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 520582220.

It is not an unprimeable number, because it can be changed into a prime (520582229) 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, 13014536 + ... + 13014575.

It is an arithmetic number, because the mean of its divisors is an integer number (91101892).

Almost surely, 2^520582220 is an apocalyptic number.

It is an amenable number.

520582220 is an abundant number, since it is smaller than the sum of its proper divisors (572640484).

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

520582220 is a wasteful number, since it uses less digits than its factorization.

520582220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26029120 (or 26029118 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 520582220 is about 22816.2709486016. The cubic root of 520582220 is about 804.4451611807.

The spelling of 520582220 in words is "five hundred twenty million, five hundred eighty-two thousand, two hundred twenty".