889940404 has 6 divisors (see below), whose sum is σ = 1557395714. Its totient is φ = 444970200.

The previous prime is 889940377. The next prime is 889940453. The reversal of 889940404 is 404049988.

It is a happy number.

889940404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 835210000 + 54730404 = 28900^2 + 7398^2 .

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, 111242547 + ... + 111242554.

Almost surely, 2^889940404 is an apocalyptic number.

It is an amenable number.

889940404 is a deficient number, since it is larger than the sum of its proper divisors (667455310).

889940404 is a wasteful number, since it uses less digits than its factorization.

889940404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222485105 (or 222485103 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 889940404 is about 29831.8689324018. The cubic root of 889940404 is about 961.8787009402.

The spelling of 889940404 in words is "eight hundred eighty-nine million, nine hundred forty thousand, four hundred four".