89044231 has 2 divisors, whose sum is σ = 89044232. Its totient is φ = 89044230.

The previous prime is 89044177. The next prime is 89044243. The reversal of 89044231 is 13244098.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 89044231 - 2⁷ = 89044103 is a prime.

It is a super-2 number, since 2×89044231² = 15857750148762722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89044193 and 89044202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89044031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44522115 + 44522116.

It is an arithmetic number, because the mean of its divisors is an integer number (44522116).

Almost surely, 2^89044231 is an apocalyptic number.

89044231 is a deficient number, since it is larger than the sum of its proper divisors (1).

89044231 is an equidigital number, since it uses as much as digits as its factorization.

89044231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 89044231 is about 9436.3250791820. The cubic root of 89044231 is about 446.5484599086.

The spelling of 89044231 in words is "eighty-nine million, forty-four thousand, two hundred thirty-one".