520353874 has 8 divisors (see below), whose sum is σ = 821611440. Its totient is φ = 246483396.

The previous prime is 520353871. The next prime is 520353887. The reversal of 520353874 is 478353025.

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

It is not an unprimeable number, because it can be changed into a prime (520353871) 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, 6846724 + ... + 6846799.

It is an arithmetic number, because the mean of its divisors is an integer number (102701430).

Almost surely, 2^520353874 is an apocalyptic number.

520353874 is a deficient number, since it is larger than the sum of its proper divisors (301257566).

520353874 is a wasteful number, since it uses less digits than its factorization.

520353874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13693544.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 520353874 is about 22811.2663830836. The cubic root of 520353874 is about 804.3275244961.

The spelling of 520353874 in words is "five hundred twenty million, three hundred fifty-three thousand, eight hundred seventy-four".