520274088 has 48 divisors (see below), whose sum is σ = 1415168820. Its totient is φ = 172674816.

The previous prime is 520274059. The next prime is 520274089. The reversal of 520274088 is 880472025.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 386594244 + 133679844 = 19662^2 + 11562^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (520274089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1270 + ... + 32282.

Almost surely, 2^520274088 is an apocalyptic number.

It is an amenable number.

520274088 is an abundant number, since it is smaller than the sum of its proper divisors (894894732).

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

520274088 is a wasteful number, since it uses less digits than its factorization.

520274088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31258 (or 31251 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 36.

The square root of 520274088 is about 22809.5174872245. The cubic root of 520274088 is about 804.2864131427.

The spelling of 520274088 in words is "five hundred twenty million, two hundred seventy-four thousand, eighty-eight".