89419199 has 2 divisors, whose sum is σ = 89419200. Its totient is φ = 89419198.

The previous prime is 89419163. The next prime is 89419207. The reversal of 89419199 is 99191498.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89419199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89419129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44709599 + 44709600.

It is an arithmetic number, because the mean of its divisors is an integer number (44709600).

Almost surely, 2^89419199 is an apocalyptic number.

89419199 is a deficient number, since it is larger than the sum of its proper divisors (1).

89419199 is an equidigital number, since it uses as much as digits as its factorization.

89419199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 209952, while the sum is 50.

The square root of 89419199 is about 9456.1725343820. The cubic root of 89419199 is about 447.1743918967.

The spelling of 89419199 in words is "eighty-nine million, four hundred nineteen thousand, one hundred ninety-nine".