89622918 has 48 divisors (see below), whose sum is σ = 242102016. Its totient is φ = 23278320.

The previous prime is 89622913. The next prime is 89622919. The reversal of 89622918 is 81922698.

89622918 is a `hidden beast` number, since 8 + 9 + 622 + 9 + 18 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89622913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30946 + ... + 33717.

It is an arithmetic number, because the mean of its divisors is an integer number (5043792).

Almost surely, 2^89622918 is an apocalyptic number.

89622918 is an abundant number, since it is smaller than the sum of its proper divisors (152479098).

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

89622918 is a wasteful number, since it uses less digits than its factorization.

89622918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64689 (or 64686 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 89622918 is about 9466.9381533841. The cubic root of 89622918 is about 447.5137255343.

The spelling of 89622918 in words is "eighty-nine million, six hundred twenty-two thousand, nine hundred eighteen".