89962231 has 2 divisors, whose sum is σ = 89962232. Its totient is φ = 89962230.

The previous prime is 89962219. The next prime is 89962237. The reversal of 89962231 is 13226998.

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-89962231 is a prime.

It is a super-2 number, since 2×89962231² = 16186406012994722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89962237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44981115 + 44981116.

It is an arithmetic number, because the mean of its divisors is an integer number (44981116).

Almost surely, 2^89962231 is an apocalyptic number.

89962231 is a deficient number, since it is larger than the sum of its proper divisors (1).

89962231 is an equidigital number, since it uses as much as digits as its factorization.

89962231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 40.

The square root of 89962231 is about 9484.8421705372. The cubic root of 89962231 is about 448.0777776712.

The spelling of 89962231 in words is "eighty-nine million, nine hundred sixty-two thousand, two hundred thirty-one".