89192407 has 2 divisors, whose sum is σ = 89192408. Its totient is φ = 89192406.

The previous prime is 89192359. The next prime is 89192437. The reversal of 89192407 is 70429198.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89192407 is a prime.

It is a Chen prime.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 89192407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89192437) 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, 44596203 + 44596204.

It is an arithmetic number, because the mean of its divisors is an integer number (44596204).

Almost surely, 2^89192407 is an apocalyptic number.

89192407 is a deficient number, since it is larger than the sum of its proper divisors (1).

89192407 is an equidigital number, since it uses as much as digits as its factorization.

89192407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 89192407 is about 9444.1731771500. The cubic root of 89192407 is about 446.7960188843.

The spelling of 89192407 in words is "eighty-nine million, one hundred ninety-two thousand, four hundred seven".