89044559 has 2 divisors, whose sum is σ = 89044560. Its totient is φ = 89044558.

The previous prime is 89044537. The next prime is 89044601. The reversal of 89044559 is 95544098.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89044559 - 2²⁴ = 72267343 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89044519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44522279 + 44522280.

It is an arithmetic number, because the mean of its divisors is an integer number (44522280).

Almost surely, 2^89044559 is an apocalyptic number.

89044559 is a deficient number, since it is larger than the sum of its proper divisors (1).

89044559 is an equidigital number, since it uses as much as digits as its factorization.

89044559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 44.

The square root of 89044559 is about 9436.3424588132. The cubic root of 89044559 is about 446.5490082044.

The spelling of 89044559 in words is "eighty-nine million, forty-four thousand, five hundred fifty-nine".