520452252 has 18 divisors (see below), whose sum is σ = 1315587728. Its totient is φ = 173484072.

The previous prime is 520452227. The next prime is 520452277. The reversal of 520452252 is 252254025.

It is an interprime number because it is at equal distance from previous prime (520452227) and next prime (520452277).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×520452252² = 541741093223743008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7228468 + ... + 7228539.

Almost surely, 2^520452252 is an apocalyptic number.

It is an amenable number.

520452252 is an abundant number, since it is smaller than the sum of its proper divisors (795135476).

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

520452252 is a wasteful number, since it uses less digits than its factorization.

520452252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14457017 (or 14457012 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 520452252 is about 22813.4226279180. The cubic root of 520452252 is about 804.3782099694.

The spelling of 520452252 in words is "five hundred twenty million, four hundred fifty-two thousand, two hundred fifty-two".