520604938 has 8 divisors (see below), whose sum is σ = 892465632. Its totient is φ = 223116396.

The previous prime is 520604893. The next prime is 520604939. The reversal of 520604938 is 839406025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 520604897 and 520604906.

It is not an unprimeable number, because it can be changed into a prime (520604939) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18593020 + ... + 18593047.

It is an arithmetic number, because the mean of its divisors is an integer number (111558204).

Almost surely, 2^520604938 is an apocalyptic number.

520604938 is a deficient number, since it is larger than the sum of its proper divisors (371860694).

520604938 is a wasteful number, since it uses less digits than its factorization.

520604938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37186076.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 520604938 is about 22816.7687896424. The cubic root of 520604938 is about 804.4568628989.

The spelling of 520604938 in words is "five hundred twenty million, six hundred four thousand, nine hundred thirty-eight".