520552197 has 16 divisors (see below), whose sum is σ = 841296960. Its totient is φ = 315486000.

The previous prime is 520552171. The next prime is 520552229. The reversal of 520552197 is 791255025.

It is not a de Polignac number, because 520552197 - 2⁶ = 520552133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520552127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 876054 + ... + 876647.

It is an arithmetic number, because the mean of its divisors is an integer number (52581060).

Almost surely, 2^520552197 is an apocalyptic number.

It is an amenable number.

520552197 is a deficient number, since it is larger than the sum of its proper divisors (320744763).

520552197 is a wasteful number, since it uses less digits than its factorization.

520552197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752721 (or 1752715 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 520552197 is about 22815.6130095161. The cubic root of 520552197 is about 804.4296962388.

The spelling of 520552197 in words is "five hundred twenty million, five hundred fifty-two thousand, one hundred ninety-seven".