89963868 has 12 divisors (see below), whose sum is σ = 209915720. Its totient is φ = 29987952.

The previous prime is 89963851. The next prime is 89963897. The reversal of 89963868 is 86836998.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

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, 3748483 + ... + 3748506.

Almost surely, 2^89963868 is an apocalyptic number.

It is an amenable number.

89963868 is an abundant number, since it is smaller than the sum of its proper divisors (119951852).

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

89963868 is a wasteful number, since it uses less digits than its factorization.

89963868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7496996 (or 7496994 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 57.

The square root of 89963868 is about 9484.9284657292. The cubic root of 89963868 is about 448.0804954743.

The spelling of 89963868 in words is "eighty-nine million, nine hundred sixty-three thousand, eight hundred sixty-eight".