520422552 has 48 divisors (see below), whose sum is σ = 1517901840. Its totient is φ = 160129728.

The previous prime is 520422527. The next prime is 520422563. The reversal of 520422552 is 255224025.

It is a congruent number.

It is an unprimeable number.

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, 277068 + ... + 278939.

It is an arithmetic number, because the mean of its divisors is an integer number (31622955).

Almost surely, 2^520422552 is an apocalyptic number.

520422552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

520422552 is an abundant number, since it is smaller than the sum of its proper divisors (997479288).

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

520422552 is a wasteful number, since it uses less digits than its factorization.

520422552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556032 (or 556025 counting only the distinct ones).

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

The square root of 520422552 is about 22812.7716860534. The cubic root of 520422552 is about 804.3629088621.

Adding to 520422552 its reverse (255224025), we get a palindrome (775646577).

The spelling of 520422552 in words is "five hundred twenty million, four hundred twenty-two thousand, five hundred fifty-two".