89166494 has 8 divisors (see below), whose sum is σ = 133882320. Its totient is φ = 44539056.

The previous prime is 89166491. The next prime is 89166521. The reversal of 89166494 is 49466198.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89166491) 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, 19514 + ... + 23645.

It is an arithmetic number, because the mean of its divisors is an integer number (16735290).

Almost surely, 2^89166494 is an apocalyptic number.

89166494 is a deficient number, since it is larger than the sum of its proper divisors (44715826).

89166494 is a wasteful number, since it uses less digits than its factorization.

89166494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44194.

The product of its digits is 373248, while the sum is 47.

The square root of 89166494 is about 9442.8011733807. The cubic root of 89166494 is about 446.7527455944.

The spelling of 89166494 in words is "eighty-nine million, one hundred sixty-six thousand, four hundred ninety-four".