98588869 has 2 divisors, whose sum is σ = 98588870. Its totient is φ = 98588868.

The previous prime is 98588863. The next prime is 98588873. The reversal of 98588869 is 96888589.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87198244 + 11390625 = 9338^2 + 3375^2 .

It is a cyclic number.

It is not a de Polignac number, because 98588869 - 2¹⁷ = 98457797 is a prime.

It is a super-2 number, since 2×98588869² = 19439530181398322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98588863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49294434 + 49294435.

It is an arithmetic number, because the mean of its divisors is an integer number (49294435).

Almost surely, 2^98588869 is an apocalyptic number.

It is an amenable number.

98588869 is a deficient number, since it is larger than the sum of its proper divisors (1).

98588869 is an equidigital number, since it uses as much as digits as its factorization.

98588869 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9953280, while the sum is 61.

The square root of 98588869 is about 9929.1927667862. The cubic root of 98588869 is about 461.9652357293.

The spelling of 98588869 in words is "ninety-eight million, five hundred eighty-eight thousand, eight hundred sixty-nine".