89087982 has 16 divisors (see below), whose sum is σ = 178273872. Its totient is φ = 29679680.

The previous prime is 89087981. The next prime is 89088047. The reversal of 89087982 is 28978098.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89087981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13738 + ... + 19154.

It is an arithmetic number, because the mean of its divisors is an integer number (11142117).

Almost surely, 2^89087982 is an apocalyptic number.

89087982 is an abundant number, since it is smaller than the sum of its proper divisors (89185890).

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

89087982 is a wasteful number, since it uses less digits than its factorization.

89087982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8163.

The product of its (nonzero) digits is 580608, while the sum is 51.

The square root of 89087982 is about 9438.6430168748. The cubic root of 89087982 is about 446.6215836531.

The spelling of 89087982 in words is "eighty-nine million, eighty-seven thousand, nine hundred eighty-two".