269340857 has 2 divisors, whose sum is σ = 269340858. Its totient is φ = 269340856.

The previous prime is 269340839. The next prime is 269340881. The reversal of 269340857 is 758043962.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259983376 + 9357481 = 16124^2 + 3059^2 .

It is a cyclic number.

It is not a de Polignac number, because 269340857 - 2⁶ = 269340793 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (269340817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134670428 + 134670429.

It is an arithmetic number, because the mean of its divisors is an integer number (134670429).

Almost surely, 2^269340857 is an apocalyptic number.

It is an amenable number.

269340857 is a deficient number, since it is larger than the sum of its proper divisors (1).

269340857 is an equidigital number, since it uses as much as digits as its factorization.

269340857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 269340857 is about 16411.6073862373. The cubic root of 269340857 is about 645.8040226707.

The spelling of 269340857 in words is "two hundred sixty-nine million, three hundred forty thousand, eight hundred fifty-seven".