516998490 has 32 divisors (see below), whose sum is σ = 1243299456. Its totient is φ = 137588160.

The previous prime is 516998453. The next prime is 516998507. The reversal of 516998490 is 94899615.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2041 + ... + 32220.

It is an arithmetic number, because the mean of its divisors is an integer number (38853108).

Almost surely, 2^516998490 is an apocalyptic number.

516998490 is an abundant number, since it is smaller than the sum of its proper divisors (726300966).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

516998490 is a wasteful number, since it uses less digits than its factorization.

516998490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34774.

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 516998490 is about 22737.6007969179. The cubic root of 516998490 is about 802.5949538753.

The spelling of 516998490 in words is "five hundred sixteen million, nine hundred ninety-eight thousand, four hundred ninety".