269423657 has 2 divisors, whose sum is σ = 269423658. Its totient is φ = 269423656.

The previous prime is 269423569. The next prime is 269423711. The reversal of 269423657 is 756324962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224520256 + 44903401 = 14984^2 + 6701^2 .

It is a cyclic number.

It is not a de Polignac number, because 269423657 - 2¹² = 269419561 is a prime.

It is not a weakly prime, because it can be changed into another prime (269323657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134711828 + 134711829.

It is an arithmetic number, because the mean of its divisors is an integer number (134711829).

Almost surely, 2^269423657 is an apocalyptic number.

It is an amenable number.

269423657 is a deficient number, since it is larger than the sum of its proper divisors (1).

269423657 is an equidigital number, since it uses as much as digits as its factorization.

269423657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 44.

The square root of 269423657 is about 16414.1297972204. The cubic root of 269423657 is about 645.8701929690.

The spelling of 269423657 in words is "two hundred sixty-nine million, four hundred twenty-three thousand, six hundred fifty-seven".