89669323 has 2 divisors, whose sum is σ = 89669324. Its totient is φ = 89669322.

The previous prime is 89669273. The next prime is 89669347. The reversal of 89669323 is 32396698.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-89669323 is a prime.

It is equal to p_5198986 and since 89669323 and 5198986 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (89669353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44834661 + 44834662.

It is an arithmetic number, because the mean of its divisors is an integer number (44834662).

Almost surely, 2^89669323 is an apocalyptic number.

89669323 is a deficient number, since it is larger than the sum of its proper divisors (1).

89669323 is an equidigital number, since it uses as much as digits as its factorization.

89669323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 419904, while the sum is 46.

The square root of 89669323 is about 9469.3887342320. The cubic root of 89669323 is about 447.5909501687.

The spelling of 89669323 in words is "eighty-nine million, six hundred sixty-nine thousand, three hundred twenty-three".