889794456 has 32 divisors (see below), whose sum is σ = 2226011760. Its totient is φ = 296394752.

The previous prime is 889794449. The next prime is 889794469. The reversal of 889794456 is 654497988.

It is a self number, because there is not a number n which added to its sum of digits gives 889794456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25336 + ... + 49208.

Almost surely, 2^889794456 is an apocalyptic number.

It is an amenable number.

889794456 is an abundant number, since it is smaller than the sum of its proper divisors (1336217304).

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

889794456 is a wasteful number, since it uses less digits than its factorization.

889794456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25435 (or 25431 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 60.

The square root of 889794456 is about 29829.4226561628. The cubic root of 889794456 is about 961.8261161653.

The spelling of 889794456 in words is "eight hundred eighty-nine million, seven hundred ninety-four thousand, four hundred fifty-six".