989032672 has 24 divisors (see below), whose sum is σ = 1965362616. Its totient is φ = 489892992.

The previous prime is 989032663. The next prime is 989032687. The reversal of 989032672 is 276230989.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141003 + ... + 147850.

It is an arithmetic number, because the mean of its divisors is an integer number (81890109).

Almost surely, 2^989032672 is an apocalyptic number.

It is an amenable number.

989032672 is a deficient number, since it is larger than the sum of its proper divisors (976329944).

989032672 is a wasteful number, since it uses less digits than its factorization.

989032672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288970 (or 288962 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 989032672 is about 31448.8898373218. The cubic root of 989032672 is about 996.3307772711.

The spelling of 989032672 in words is "nine hundred eighty-nine million, thirty-two thousand, six hundred seventy-two".