269990263 has 2 divisors, whose sum is σ = 269990264. Its totient is φ = 269990262.

The previous prime is 269990251. The next prime is 269990293. The reversal of 269990263 is 362099962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 269990263 - 2¹³ = 269982071 is a prime.

It is a super-2 number, since 2×269990263² = 145789484229618338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (269990293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134995131 + 134995132.

It is an arithmetic number, because the mean of its divisors is an integer number (134995132).

Almost surely, 2^269990263 is an apocalyptic number.

269990263 is a deficient number, since it is larger than the sum of its proper divisors (1).

269990263 is an equidigital number, since it uses as much as digits as its factorization.

269990263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 314928, while the sum is 46.

The square root of 269990263 is about 16431.3804350091. The cubic root of 269990263 is about 646.3226373863.

The spelling of 269990263 in words is "two hundred sixty-nine million, nine hundred ninety thousand, two hundred sixty-three".