520345606 has 32 divisors (see below), whose sum is σ = 900730368. Its totient is φ = 223122240.

The previous prime is 520345589. The next prime is 520345613. The reversal of 520345606 is 606543025.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 29895 + ... + 43981.

It is an arithmetic number, because the mean of its divisors is an integer number (28147824).

Almost surely, 2^520345606 is an apocalyptic number.

520345606 is a deficient number, since it is larger than the sum of its proper divisors (380384762).

520345606 is a wasteful number, since it uses less digits than its factorization.

520345606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14196.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 520345606 is about 22811.0851561253. The cubic root of 520345606 is about 804.3232644368.

The spelling of 520345606 in words is "five hundred twenty million, three hundred forty-five thousand, six hundred six".