520346875 has 24 divisors (see below), whose sum is σ = 653864400. Its totient is φ = 414060000.

The previous prime is 520346809. The next prime is 520346891. The reversal of 520346875 is 578643025.

It is not a de Polignac number, because 520346875 - 2⁷ = 520346747 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 840316 + ... + 840934.

It is an arithmetic number, because the mean of its divisors is an integer number (27244350).

Almost surely, 2^520346875 is an apocalyptic number.

520346875 is a deficient number, since it is larger than the sum of its proper divisors (133517525).

520346875 is an frugal number, since it uses more digits than its factorization.

520346875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 913 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 520346875 is about 22811.1129715321. The cubic root of 520346875 is about 804.3239182877.

The spelling of 520346875 in words is "five hundred twenty million, three hundred forty-six thousand, eight hundred seventy-five".