889812054 has 24 divisors (see below), whose sum is σ = 1999331880. Its totient is φ = 296603856.

The previous prime is 889812023. The next prime is 889812061. The reversal of 889812054 is 450218988.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 914959 + ... + 915930.

It is an arithmetic number, because the mean of its divisors is an integer number (83305495).

Almost surely, 2^889812054 is an apocalyptic number.

889812054 is an abundant number, since it is smaller than the sum of its proper divisors (1109519826).

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

889812054 is a wasteful number, since it uses less digits than its factorization.

889812054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1830906 (or 1830894 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The square root of 889812054 is about 29829.7176319187. The cubic root of 889812054 is about 961.8324569946.

The spelling of 889812054 in words is "eight hundred eighty-nine million, eight hundred twelve thousand, fifty-four".