89099793 has 6 divisors (see below), whose sum is σ = 128699714. Its totient is φ = 59399856.

The previous prime is 89099789. The next prime is 89099821. The reversal of 89099793 is 39799098.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 88679889 + 419904 = 9417^2 + 648^2 .

It is not a de Polignac number, because 89099793 - 2² = 89099789 is a prime.

It is a super-2 number, since 2×89099793² = 15877546225285698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89099713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4949980 + ... + 4949997.

Almost surely, 2^89099793 is an apocalyptic number.

It is an amenable number.

89099793 is a deficient number, since it is larger than the sum of its proper divisors (39599921).

89099793 is a wasteful number, since it uses less digits than its factorization.

89099793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9899983 (or 9899980 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 54.

The square root of 89099793 is about 9439.2686687052. The cubic root of 89099793 is about 446.6413200018.

The spelling of 89099793 in words is "eighty-nine million, ninety-nine thousand, seven hundred ninety-three".