89842099 has 2 divisors, whose sum is σ = 89842100. Its totient is φ = 89842098.

The previous prime is 89842043. The next prime is 89842133. The reversal of 89842099 is 99024898.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89842099 - 2²⁵ = 56287667 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89842009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44921049 + 44921050.

It is an arithmetic number, because the mean of its divisors is an integer number (44921050).

Almost surely, 2^89842099 is an apocalyptic number.

89842099 is a deficient number, since it is larger than the sum of its proper divisors (1).

89842099 is an equidigital number, since it uses as much as digits as its factorization.

89842099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 89842099 is about 9478.5072136914. The cubic root of 89842099 is about 447.8782403879.

The spelling of 89842099 in words is "eighty-nine million, eight hundred forty-two thousand, ninety-nine".