989756272 has 20 divisors (see below), whose sum is σ = 1918162696. Its totient is φ = 494746560.

The previous prime is 989756233. The next prime is 989756323. The reversal of 989756272 is 272657989.

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, 87823 + ... + 98449.

Almost surely, 2^989756272 is an apocalyptic number.

It is an amenable number.

989756272 is a deficient number, since it is larger than the sum of its proper divisors (928406424).

989756272 is a wasteful number, since it uses less digits than its factorization.

989756272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16456 (or 16450 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 55.

The square root of 989756272 is about 31460.3921145303. The cubic root of 989756272 is about 996.5736978614.

The spelling of 989756272 in words is "nine hundred eighty-nine million, seven hundred fifty-six thousand, two hundred seventy-two".