989587882 has 8 divisors (see below), whose sum is σ = 1485239652. Its totient is φ = 494508000.

The previous prime is 989587873. The next prime is 989587883. The reversal of 989587882 is 288785989.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 689640121 + 299947761 = 26261^2 + 17319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (989587883) 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, 138619 + ... + 145582.

Almost surely, 2^989587882 is an apocalyptic number.

989587882 is a deficient number, since it is larger than the sum of its proper divisors (495651770).

989587882 is a wasteful number, since it uses less digits than its factorization.

989587882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285944.

The product of its digits is 23224320, while the sum is 64.

The square root of 989587882 is about 31457.7157784859. The cubic root of 989587882 is about 996.5171780334.

The spelling of 989587882 in words is "nine hundred eighty-nine million, five hundred eighty-seven thousand, eight hundred eighty-two".