989048472 has 32 divisors (see below), whose sum is σ = 2498118000. Its totient is φ = 326283264.

The previous prime is 989048471. The next prime is 989048497. The reversal of 989048472 is 274840989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989048471) 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, 210097 + ... + 214752.

Almost surely, 2^989048472 is an apocalyptic number.

It is an amenable number.

989048472 is an abundant number, since it is smaller than the sum of its proper divisors (1509069528).

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

989048472 is a wasteful number, since it uses less digits than its factorization.

989048472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424955 (or 424951 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The square root of 989048472 is about 31449.1410375546. The cubic root of 989048472 is about 996.3360827724.

The spelling of 989048472 in words is "nine hundred eighty-nine million, forty-eight thousand, four hundred seventy-two".