889949472 has 24 divisors (see below), whose sum is σ = 2336117616. Its totient is φ = 296649792.

The previous prime is 889949453. The next prime is 889949479. The reversal of 889949472 is 274949988.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (889949479) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4635058 + ... + 4635249.

It is an arithmetic number, because the mean of its divisors is an integer number (97338234).

Almost surely, 2^889949472 is an apocalyptic number.

It is an amenable number.

889949472 is an abundant number, since it is smaller than the sum of its proper divisors (1446168144).

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

889949472 is a wasteful number, since it uses less digits than its factorization.

889949472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9270320 (or 9270312 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 60.

The square root of 889949472 is about 29832.0209171286. The cubic root of 889949472 is about 961.8819679329.

The spelling of 889949472 in words is "eight hundred eighty-nine million, nine hundred forty-nine thousand, four hundred seventy-two".