889143392 has 12 divisors (see below), whose sum is σ = 1750501116. Its totient is φ = 444571680.

The previous prime is 889143389. The next prime is 889143403. The reversal of 889143392 is 293341988.

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 as a sum of consecutive naturals, namely, 13892834 + ... + 13892897.

It is an arithmetic number, because the mean of its divisors is an integer number (145875093).

Almost surely, 2^889143392 is an apocalyptic number.

It is an amenable number.

889143392 is a deficient number, since it is larger than the sum of its proper divisors (861357724).

889143392 is a wasteful number, since it uses less digits than its factorization.

889143392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27785741 (or 27785733 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 889143392 is about 29818.5075414582. The cubic root of 889143392 is about 961.5914690325.

The spelling of 889143392 in words is "eight hundred eighty-nine million, one hundred forty-three thousand, three hundred ninety-two".