576993990 has 16 divisors (see below), whose sum is σ = 1384785648. Its totient is φ = 153865056.

The previous prime is 576993973. The next prime is 576994003. The reversal of 576993990 is 99399675.

It is a super-2 number, since 2×576993990² = 665844128992240200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 576993990.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9616537 + ... + 9616596.

It is an arithmetic number, because the mean of its divisors is an integer number (86549103).

Almost surely, 2^576993990 is an apocalyptic number.

576993990 is an abundant number, since it is smaller than the sum of its proper divisors (807791658).

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

576993990 is a wasteful number, since it uses less digits than its factorization.

576993990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19233143.

The product of its (nonzero) digits is 4133430, while the sum is 57.

The square root of 576993990 is about 24020.6991988160. The cubic root of 576993990 is about 832.5118612420.

The spelling of 576993990 in words is "five hundred seventy-six million, nine hundred ninety-three thousand, nine hundred ninety".