889745832 has 96 divisors (see below), whose sum is σ = 2547230400. Its totient is φ = 279790848.

The previous prime is 889745713. The next prime is 889745833. The reversal of 889745832 is 238547988.

It is a happy number.

It is a super-2 number, since 2×889745832² = 1583295291122744448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (889745833) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 358548 + ... + 361020.

It is an arithmetic number, because the mean of its divisors is an integer number (26533650).

Almost surely, 2^889745832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 889745832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1273615200).

889745832 is an abundant number, since it is smaller than the sum of its proper divisors (1657484568).

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

889745832 is a wasteful number, since it uses less digits than its factorization.

889745832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767 (or 2760 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 889745832 is about 29828.6076108155. The cubic root of 889745832 is about 961.8085957575.

The spelling of 889745832 in words is "eight hundred eighty-nine million, seven hundred forty-five thousand, eight hundred thirty-two".