520893224 has 16 divisors (see below), whose sum is σ = 983145120. Its totient is φ = 258721200.

The previous prime is 520893221. The next prime is 520893229. The reversal of 520893224 is 422398025.

It is a super-2 number, since 2×520893224² = 542659501618228352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (520893221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214394 + ... + 216809.

It is an arithmetic number, because the mean of its divisors is an integer number (61446570).

Almost surely, 2^520893224 is an apocalyptic number.

It is an amenable number.

520893224 is a deficient number, since it is larger than the sum of its proper divisors (462251896).

520893224 is a wasteful number, since it uses less digits than its factorization.

520893224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431360 (or 431356 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 520893224 is about 22823.0853304280. The cubic root of 520893224 is about 804.6053253509.

The spelling of 520893224 in words is "five hundred twenty million, eight hundred ninety-three thousand, two hundred twenty-four".