89189417 has 2 divisors, whose sum is σ = 89189418. Its totient is φ = 89189416.

The previous prime is 89189411. The next prime is 89189447. The reversal of 89189417 is 71498198.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89038096 + 151321 = 9436^2 + 389^2 .

It is a cyclic number.

It is not a de Polignac number, because 89189417 - 2¹⁸ = 88927273 is a prime.

It is not a weakly prime, because it can be changed into another prime (89189411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44594708 + 44594709.

It is an arithmetic number, because the mean of its divisors is an integer number (44594709).

Almost surely, 2^89189417 is an apocalyptic number.

It is an amenable number.

89189417 is a deficient number, since it is larger than the sum of its proper divisors (1).

89189417 is an equidigital number, since it uses as much as digits as its factorization.

89189417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 47.

The square root of 89189417 is about 9444.0148771590. The cubic root of 89189417 is about 446.7910261760.

The spelling of 89189417 in words is "eighty-nine million, one hundred eighty-nine thousand, four hundred seventeen".