89791198 has 16 divisors (see below), whose sum is σ = 154372320. Its totient is φ = 38370816.

The previous prime is 89791183. The next prime is 89791211. The reversal of 89791198 is 89119798.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4143 + ... + 14026.

It is an arithmetic number, because the mean of its divisors is an integer number (9648270).

Almost surely, 2^89791198 is an apocalyptic number.

89791198 is a deficient number, since it is larger than the sum of its proper divisors (64581122).

89791198 is a wasteful number, since it uses less digits than its factorization.

89791198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18531.

The product of its digits is 326592, while the sum is 52.

The square root of 89791198 is about 9475.8217585600. The cubic root of 89791198 is about 447.7936410101.

The spelling of 89791198 in words is "eighty-nine million, seven hundred ninety-one thousand, one hundred ninety-eight".