206324897 has 2 divisors, whose sum is σ = 206324898. Its totient is φ = 206324896.

The previous prime is 206324851. The next prime is 206324953. The reversal of 206324897 is 798423602.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 130965136 + 75359761 = 11444^2 + 8681^2 .

It is a cyclic number.

It is not a de Polignac number, because 206324897 - 2⁸ = 206324641 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (206324827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103162448 + 103162449.

It is an arithmetic number, because the mean of its divisors is an integer number (103162449).

Almost surely, 2^206324897 is an apocalyptic number.

It is an amenable number.

206324897 is a deficient number, since it is larger than the sum of its proper divisors (1).

206324897 is an equidigital number, since it uses as much as digits as its factorization.

206324897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 206324897 is about 14364.0139585006. The cubic root of 206324897 is about 590.9043843319.

The spelling of 206324897 in words is "two hundred six million, three hundred twenty-four thousand, eight hundred ninety-seven".