268396207 has 2 divisors, whose sum is σ = 268396208. Its totient is φ = 268396206.

The previous prime is 268396169. The next prime is 268396213. The reversal of 268396207 is 702693862.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-268396207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268396277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134198103 + 134198104.

It is an arithmetic number, because the mean of its divisors is an integer number (134198104).

Almost surely, 2^268396207 is an apocalyptic number.

268396207 is a deficient number, since it is larger than the sum of its proper divisors (1).

268396207 is an equidigital number, since it uses as much as digits as its factorization.

268396207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 268396207 is about 16382.8021717898. The cubic root of 268396207 is about 645.0481361427.

The spelling of 268396207 in words is "two hundred sixty-eight million, three hundred ninety-six thousand, two hundred seven".