69297089 has 2 divisors, whose sum is σ = 69297090. Its totient is φ = 69297088.

The previous prime is 69297073. The next prime is 69297097. The reversal of 69297089 is 98079296.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67897600 + 1399489 = 8240^2 + 1183^2 .

It is a cyclic number.

It is not a de Polignac number, because 69297089 - 2⁴ = 69297073 is a prime.

It is not a weakly prime, because it can be changed into another prime (69297029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34648544 + 34648545.

It is an arithmetic number, because the mean of its divisors is an integer number (34648545).

Almost surely, 2^69297089 is an apocalyptic number.

It is an amenable number.

69297089 is a deficient number, since it is larger than the sum of its proper divisors (1).

69297089 is an equidigital number, since it uses as much as digits as its factorization.

69297089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 50.

The square root of 69297089 is about 8324.4873115406. The cubic root of 69297089 is about 410.7444120244.

The spelling of 69297089 in words is "sixty-nine million, two hundred ninety-seven thousand, eighty-nine".