89092931 has 2 divisors, whose sum is σ = 89092932. Its totient is φ = 89092930.

The previous prime is 89092873. The next prime is 89092933. The reversal of 89092931 is 13929098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89092931 - 2⁶ = 89092867 is a prime.

It is a super-2 number, since 2×89092931² = 15875100708341522, which contains 22 as substring.

Together with 89092933, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89092933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44546465 + 44546466.

It is an arithmetic number, because the mean of its divisors is an integer number (44546466).

Almost surely, 2^89092931 is an apocalyptic number.

89092931 is a deficient number, since it is larger than the sum of its proper divisors (1).

89092931 is an equidigital number, since it uses as much as digits as its factorization.

89092931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 89092931 is about 9438.9051801573. The cubic root of 89092931 is about 446.6298537147.

The spelling of 89092931 in words is "eighty-nine million, ninety-two thousand, nine hundred thirty-one".