89520323 has 2 divisors, whose sum is σ = 89520324. Its totient is φ = 89520322.

The previous prime is 89520313. The next prime is 89520329. The reversal of 89520323 is 32302598.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89520323 - 2⁴ = 89520307 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 89520323.

It is not a weakly prime, because it can be changed into another prime (89520329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44760161 + 44760162.

It is an arithmetic number, because the mean of its divisors is an integer number (44760162).

Almost surely, 2^89520323 is an apocalyptic number.

89520323 is a deficient number, since it is larger than the sum of its proper divisors (1).

89520323 is an equidigital number, since it uses as much as digits as its factorization.

89520323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 89520323 is about 9461.5180071699. The cubic root of 89520323 is about 447.3428979446.

The spelling of 89520323 in words is "eighty-nine million, five hundred twenty thousand, three hundred twenty-three".