889348992 has 64 divisors (see below), whose sum is σ = 2699817600. Its totient is φ = 254098944.

The previous prime is 889348991. The next prime is 889348997. The reversal of 889348992 is 299843988.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (889348991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 162742 + ... + 168117.

It is an arithmetic number, because the mean of its divisors is an integer number (42184650).

Almost surely, 2^889348992 is an apocalyptic number.

It is an amenable number.

889348992 is an abundant number, since it is smaller than the sum of its proper divisors (1810468608).

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

889348992 is a wasteful number, since it uses less digits than its factorization.

889348992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330883 (or 330871 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 60.

The square root of 889348992 is about 29821.9548655014. The cubic root of 889348992 is about 961.6655808016.

The spelling of 889348992 in words is "eight hundred eighty-nine million, three hundred forty-eight thousand, nine hundred ninety-two".