268355093 has 2 divisors, whose sum is σ = 268355094. Its totient is φ = 268355092.

The previous prime is 268355077. The next prime is 268355123. The reversal of 268355093 is 390553862.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241553764 + 26801329 = 15542^2 + 5177^2 .

It is a cyclic number.

It is not a de Polignac number, because 268355093 - 2⁴ = 268355077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 268355093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268355023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134177546 + 134177547.

It is an arithmetic number, because the mean of its divisors is an integer number (134177547).

Almost surely, 2^268355093 is an apocalyptic number.

It is an amenable number.

268355093 is a deficient number, since it is larger than the sum of its proper divisors (1).

268355093 is an equidigital number, since it uses as much as digits as its factorization.

268355093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 268355093 is about 16381.5473322882. The cubic root of 268355093 is about 645.0151974465.

The spelling of 268355093 in words is "two hundred sixty-eight million, three hundred fifty-five thousand, ninety-three".