89779794 has 32 divisors (see below), whose sum is σ = 193945920. Its totient is φ = 27542592.

The previous prime is 89779763. The next prime is 89779817. The reversal of 89779794 is 49797798.

It is a super-2 number, since 2×89779794² = 16120822821364872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28044 + ... + 31080.

It is an arithmetic number, because the mean of its divisors is an integer number (6060810).

Almost surely, 2^89779794 is an apocalyptic number.

89779794 is an abundant number, since it is smaller than the sum of its proper divisors (104166126).

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

89779794 is a wasteful number, since it uses less digits than its factorization.

89779794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434.

The product of its digits is 8001504, while the sum is 60.

The square root of 89779794 is about 9475.2199974460. The cubic root of 89779794 is about 447.7746827491.

The spelling of 89779794 in words is "eighty-nine million, seven hundred seventy-nine thousand, seven hundred ninety-four".