89956866 has 8 divisors (see below), whose sum is σ = 179913744. Its totient is φ = 29985620.

The previous prime is 89956861. The next prime is 89956897. The reversal of 89956866 is 66865998.

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

89956866 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (89956861) 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, 7496400 + ... + 7496411.

It is an arithmetic number, because the mean of its divisors is an integer number (22489218).

Almost surely, 2^89956866 is an apocalyptic number.

89956866 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

89956866 is a wasteful number, since it uses less digits than its factorization.

89956866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14992816.

The product of its digits is 5598720, while the sum is 57.

The square root of 89956866 is about 9484.5593466434. The cubic root of 89956866 is about 448.0688702848.

The spelling of 89956866 in words is "eighty-nine million, nine hundred fifty-six thousand, eight hundred sixty-six".