899880004 has 27 divisors (see below), whose sum is σ = 1610755293. Its totient is φ = 439890672.

The previous prime is 899879999. The next prime is 899880017. The reversal of 899880004 is 400088998.

The square root of 899880004 is 29998.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 648720900 + 251159104 = 25470^2 + 15848^2 .

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3179647 + ... + 3179929.

Almost surely, 2^899880004 is an apocalyptic number.

899880004 is the 29998-th square number.

It is an amenable number.

899880004 is a deficient number, since it is larger than the sum of its proper divisors (710875289).

899880004 is an equidigital number, since it uses as much as digits as its factorization.

899880004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The cubic root of 899880004 is about 965.4464734895.

The spelling of 899880004 in words is "eight hundred ninety-nine million, eight hundred eighty thousand, four".