89695512 has 80 divisors (see below), whose sum is σ = 253998360. Its totient is φ = 29569536.

The previous prime is 89695499. The next prime is 89695547. The reversal of 89695512 is 21559698.

89695512 is a `hidden beast` number, since 8 + 96 + 9 + 551 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 62143 + ... + 63569.

Almost surely, 2^89695512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89695512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126999180).

89695512 is an abundant number, since it is smaller than the sum of its proper divisors (164302848).

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

89695512 is a wasteful number, since it uses less digits than its factorization.

89695512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1529 counting only the distinct ones).

The product of its digits is 194400, while the sum is 45.

The square root of 89695512 is about 9470.7714574896. The cubic root of 89695512 is about 447.6345206936.

The spelling of 89695512 in words is "eighty-nine million, six hundred ninety-five thousand, five hundred twelve".