522855460 has 12 divisors (see below), whose sum is σ = 1097996508. Its totient is φ = 209142176.

The previous prime is 522855409. The next prime is 522855467. The reversal of 522855460 is 64558225.

It can be written as a sum of positive squares in 2 ways, for example, as 418120704 + 104734756 = 20448^2 + 10234^2 .

It is not an unprimeable number, because it can be changed into a prime (522855467) 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, 13071367 + ... + 13071406.

It is an arithmetic number, because the mean of its divisors is an integer number (91499709).

Almost surely, 2^522855460 is an apocalyptic number.

It is an amenable number.

522855460 is an abundant number, since it is smaller than the sum of its proper divisors (575141048).

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

522855460 is a wasteful number, since it uses less digits than its factorization.

522855460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26142782 (or 26142780 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 522855460 is about 22866.0328872325. The cubic root of 522855460 is about 805.6143915031.

The spelling of 522855460 in words is "five hundred twenty-two million, eight hundred fifty-five thousand, four hundred sixty".