236897 has 2 divisors, whose sum is σ = 236898. Its totient is φ = 236896.

The previous prime is 236893. The next prime is 236909. The reversal of 236897 is 798632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 179776 + 57121 = 424^2 + 239^2 .

It is a cyclic number.

It is not a de Polignac number, because 236897 - 2² = 236893 is a prime.

It is a super-2 number, since 2×236897² = 112240377218, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (236891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 118448 + 118449.

It is an arithmetic number, because the mean of its divisors is an integer number (118449).

2²³⁶⁸⁹⁷ is an apocalyptic number.

It is an amenable number.

236897 is a deficient number, since it is larger than the sum of its proper divisors (1).

236897 is an equidigital number, since it uses as much as digits as its factorization.

236897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 35.

The square root of 236897 is about 486.7206591054. The cubic root of 236897 is about 61.8756613200.

The spelling of 236897 in words is "two hundred thirty-six thousand, eight hundred ninety-seven".