889807446 has 48 divisors (see below), whose sum is σ = 2171040768. Its totient is φ = 260938800.

The previous prime is 889807441. The next prime is 889807447. The reversal of 889807446 is 644708988.

It is a junction number, because it is equal to n+sod(n) for n = 889807392 and 889807401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889807441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66346 + ... + 78621.

It is an arithmetic number, because the mean of its divisors is an integer number (45230016).

Almost surely, 2^889807446 is an apocalyptic number.

889807446 is an abundant number, since it is smaller than the sum of its proper divisors (1281233322).

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

889807446 is a wasteful number, since it uses less digits than its factorization.

889807446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145017 (or 145014 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The square root of 889807446 is about 29829.6403934074. The cubic root of 889807446 is about 961.8307966696.

The spelling of 889807446 in words is "eight hundred eighty-nine million, eight hundred seven thousand, four hundred forty-six".