89493331 has 2 divisors, whose sum is σ = 89493332. Its totient is φ = 89493330.

The previous prime is 89493319. The next prime is 89493353. The reversal of 89493331 is 13339498.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89493331 - 2²⁵ = 55938899 is a prime.

It is a super-2 number, since 2×89493331² = 16018112586951122, which contains 22 as substring.

It is equal to p_5189458 and since 89493331 and 5189458 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 (89493361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44746665 + 44746666.

It is an arithmetic number, because the mean of its divisors is an integer number (44746666).

Almost surely, 2^89493331 is an apocalyptic number.

89493331 is a deficient number, since it is larger than the sum of its proper divisors (1).

89493331 is an equidigital number, since it uses as much as digits as its factorization.

89493331 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69984, while the sum is 40.

The square root of 89493331 is about 9460.0914900438. The cubic root of 89493331 is about 447.2979327610.

The spelling of 89493331 in words is "eighty-nine million, four hundred ninety-three thousand, three hundred thirty-one".