889434498 has 32 divisors (see below), whose sum is σ = 1878589440. Its totient is φ = 279959760.

The previous prime is 889434383. The next prime is 889434521. The reversal of 889434498 is 894434988.

It is a Harshad number since it is a multiple of its sum of digits (57).

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, 22911 + ... + 47997.

It is an arithmetic number, because the mean of its divisors is an integer number (58705920).

Almost surely, 2^889434498 is an apocalyptic number.

889434498 is an abundant number, since it is smaller than the sum of its proper divisors (989154942).

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

889434498 is a wasteful number, since it uses less digits than its factorization.

889434498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25422.

The product of its digits is 7962624, while the sum is 57.

The square root of 889434498 is about 29823.3884392770. The cubic root of 889434498 is about 961.6963994277.

The spelling of 889434498 in words is "eight hundred eighty-nine million, four hundred thirty-four thousand, four hundred ninety-eight".