89255897 has 2 divisors, whose sum is σ = 89255898. Its totient is φ = 89255896.

The previous prime is 89255891. The next prime is 89255921. The reversal of 89255897 is 79855298.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86787856 + 2468041 = 9316^2 + 1571^2 .

It is a cyclic number.

It is not a de Polignac number, because 89255897 - 2⁶ = 89255833 is a prime.

It is not a weakly prime, because it can be changed into another prime (89255891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44627948 + 44627949.

It is an arithmetic number, because the mean of its divisors is an integer number (44627949).

Almost surely, 2^89255897 is an apocalyptic number.

It is an amenable number.

89255897 is a deficient number, since it is larger than the sum of its proper divisors (1).

89255897 is an equidigital number, since it uses as much as digits as its factorization.

89255897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 53.

The square root of 89255897 is about 9447.5339110267. The cubic root of 89255897 is about 446.9020082915.

The spelling of 89255897 in words is "eighty-nine million, two hundred fifty-five thousand, eight hundred ninety-seven".