89357897 has 2 divisors, whose sum is σ = 89357898. Its totient is φ = 89357896.

The previous prime is 89357887. The next prime is 89357941. The reversal of 89357897 is 79875398.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88811776 + 546121 = 9424^2 + 739^2 .

It is a cyclic number.

It is not a de Polignac number, because 89357897 - 2⁴ = 89357881 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (89357837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44678948 + 44678949.

It is an arithmetic number, because the mean of its divisors is an integer number (44678949).

Almost surely, 2^89357897 is an apocalyptic number.

It is an amenable number.

89357897 is a deficient number, since it is larger than the sum of its proper divisors (1).

89357897 is an equidigital number, since it uses as much as digits as its factorization.

89357897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3810240, while the sum is 56.

The square root of 89357897 is about 9452.9306037863. The cubic root of 89357897 is about 447.0721806208.

The spelling of 89357897 in words is "eighty-nine million, three hundred fifty-seven thousand, eight hundred ninety-seven".