89965790 has 8 divisors (see below), whose sum is σ = 161938440. Its totient is φ = 35986312.

The previous prime is 89965787. The next prime is 89965807. The reversal of 89965790 is 9756998.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4498280 + ... + 4498299.

It is an arithmetic number, because the mean of its divisors is an integer number (20242305).

Almost surely, 2^89965790 is an apocalyptic number.

89965790 is a deficient number, since it is larger than the sum of its proper divisors (71972650).

89965790 is a wasteful number, since it uses less digits than its factorization.

89965790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8996586.

The product of its (nonzero) digits is 1224720, while the sum is 53.

The square root of 89965790 is about 9485.0297838225. The cubic root of 89965790 is about 448.0836864019.

The spelling of 89965790 in words is "eighty-nine million, nine hundred sixty-five thousand, seven hundred ninety".