89194668 has 12 divisors (see below), whose sum is σ = 208120920. Its totient is φ = 29731552.

The previous prime is 89194663. The next prime is 89194669. The reversal of 89194668 is 86649198.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 89194668.

It is not an unprimeable number, because it can be changed into a prime (89194663) 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, 3716433 + ... + 3716456.

It is an arithmetic number, because the mean of its divisors is an integer number (17343410).

Almost surely, 2^89194668 is an apocalyptic number.

It is an amenable number.

89194668 is an abundant number, since it is smaller than the sum of its proper divisors (118926252).

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

89194668 is a wasteful number, since it uses less digits than its factorization.

89194668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432896 (or 7432894 counting only the distinct ones).

The product of its digits is 746496, while the sum is 51.

The square root of 89194668 is about 9444.2928798296. The cubic root of 89194668 is about 446.7997942328.

It can be divided in two parts, 891 and 94668, that added together give a palindrome (95559).

The spelling of 89194668 in words is "eighty-nine million, one hundred ninety-four thousand, six hundred sixty-eight".