520800994 has 8 divisors (see below), whose sum is σ = 892801728. Its totient is φ = 223200420.

The previous prime is 520800977. The next prime is 520801003. The reversal of 520800994 is 499008025.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18600022 + ... + 18600049.

It is an arithmetic number, because the mean of its divisors is an integer number (111600216).

Almost surely, 2^520800994 is an apocalyptic number.

520800994 is a deficient number, since it is larger than the sum of its proper divisors (372000734).

520800994 is a wasteful number, since it uses less digits than its factorization.

520800994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37200080.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 520800994 is about 22821.0646990889. The cubic root of 520800994 is about 804.5578344091.

The spelling of 520800994 in words is "five hundred twenty million, eight hundred thousand, nine hundred ninety-four".