89004889 has 2 divisors, whose sum is σ = 89004890. Its totient is φ = 89004888.

The previous prime is 89004859. The next prime is 89004893. The reversal of 89004889 is 98840098.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 75255625 + 13749264 = 8675^2 + 3708^2 .

It is a cyclic number.

It is not a de Polignac number, because 89004889 - 2⁷ = 89004761 is a prime.

It is not a weakly prime, because it can be changed into another prime (89004859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44502444 + 44502445.

It is an arithmetic number, because the mean of its divisors is an integer number (44502445).

Almost surely, 2^89004889 is an apocalyptic number.

It is an amenable number.

89004889 is a deficient number, since it is larger than the sum of its proper divisors (1).

89004889 is an equidigital number, since it uses as much as digits as its factorization.

89004889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 89004889 is about 9434.2402449800. The cubic root of 89004889 is about 446.4826847416.

The spelling of 89004889 in words is "eighty-nine million, four thousand, eight hundred eighty-nine".