89322791 has 2 divisors, whose sum is σ = 89322792. Its totient is φ = 89322790.

The previous prime is 89322769. The next prime is 89322797. The reversal of 89322791 is 19722398.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89322791 - 2²² = 85128487 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89322797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44661395 + 44661396.

It is an arithmetic number, because the mean of its divisors is an integer number (44661396).

Almost surely, 2^89322791 is an apocalyptic number.

89322791 is a deficient number, since it is larger than the sum of its proper divisors (1).

89322791 is an equidigital number, since it uses as much as digits as its factorization.

89322791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 41.

The square root of 89322791 is about 9451.0735369057. The cubic root of 89322791 is about 447.0136259311.

The spelling of 89322791 in words is "eighty-nine million, three hundred twenty-two thousand, seven hundred ninety-one".