89216812 has 6 divisors (see below), whose sum is σ = 156129428. Its totient is φ = 44608404.

The previous prime is 89216807. The next prime is 89216819. The reversal of 89216812 is 21861298.

It is not an unprimeable number, because it can be changed into a prime (89216819) 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 as a sum of consecutive naturals, namely, 11152098 + ... + 11152105.

Almost surely, 2^89216812 is an apocalyptic number.

It is an amenable number.

89216812 is a deficient number, since it is larger than the sum of its proper divisors (66912616).

89216812 is a wasteful number, since it uses less digits than its factorization.

89216812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22304207 (or 22304205 counting only the distinct ones).

The product of its digits is 13824, while the sum is 37.

The square root of 89216812 is about 9445.4651553007. The cubic root of 89216812 is about 446.8367662335.

The spelling of 89216812 in words is "eighty-nine million, two hundred sixteen thousand, eight hundred twelve".