89192497 has 2 divisors, whose sum is σ = 89192498. Its totient is φ = 89192496.

The previous prime is 89192461. The next prime is 89192513. The reversal of 89192497 is 79429198.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88661056 + 531441 = 9416^2 + 729^2 .

It is a cyclic number.

It is not a de Polignac number, because 89192497 - 2¹⁵ = 89159729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89192497.

It is not a weakly prime, because it can be changed into another prime (89192407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44596248 + 44596249.

It is an arithmetic number, because the mean of its divisors is an integer number (44596249).

Almost surely, 2^89192497 is an apocalyptic number.

It is an amenable number.

89192497 is a deficient number, since it is larger than the sum of its proper divisors (1).

89192497 is an equidigital number, since it uses as much as digits as its factorization.

89192497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 49.

The square root of 89192497 is about 9444.1779419916. The cubic root of 89192497 is about 446.7961691648.

The spelling of 89192497 in words is "eighty-nine million, one hundred ninety-two thousand, four hundred ninety-seven".