500636994 has 32 divisors (see below), whose sum is σ = 1176323904. Its totient is φ = 140038080.

The previous prime is 500636987. The next prime is 500637013. The reversal of 500636994 is 499636005.

It is a super-2 number, since 2×500636994² = 501274799522712072, which contains 22 as substring.

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, 290889 + ... + 292604.

It is an arithmetic number, because the mean of its divisors is an integer number (36760122).

Almost surely, 2^500636994 is an apocalyptic number.

500636994 is an abundant number, since it is smaller than the sum of its proper divisors (675686910).

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

500636994 is a wasteful number, since it uses less digits than its factorization.

500636994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583522.

The product of its (nonzero) digits is 174960, while the sum is 42.

The square root of 500636994 is about 22374.9188601881. The cubic root of 500636994 is about 794.0374379326.

The spelling of 500636994 in words is "five hundred million, six hundred thirty-six thousand, nine hundred ninety-four".