520339418 has 8 divisors (see below), whose sum is σ = 780723360. Its totient is φ = 260098300.

The previous prime is 520339381. The next prime is 520339427. The reversal of 520339418 is 814933025.

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

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 3 ways as a sum of consecutive naturals, for example, 26078 + ... + 41481.

It is an arithmetic number, because the mean of its divisors is an integer number (97590420).

Almost surely, 2^520339418 is an apocalyptic number.

520339418 is a deficient number, since it is larger than the sum of its proper divisors (260383942).

520339418 is a wasteful number, since it uses less digits than its factorization.

520339418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71412.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 520339418 is about 22810.9495199126. The cubic root of 520339418 is about 804.3200760609.

The spelling of 520339418 in words is "five hundred twenty million, three hundred thirty-nine thousand, four hundred eighteen".