269261253 has 64 divisors (see below), whose sum is σ = 433589760. Its totient is φ = 166795200.

The previous prime is 269261221. The next prime is 269261263. The reversal of 269261253 is 352162962.

It is not a de Polignac number, because 269261253 - 2⁵ = 269261221 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

Its product of digits (38880) is a multiple of the sum of its prime divisors (180).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (269261203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2665903 + ... + 2666003.

It is an arithmetic number, because the mean of its divisors is an integer number (6774840).

Almost surely, 2^269261253 is an apocalyptic number.

269261253 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

269261253 is a deficient number, since it is larger than the sum of its proper divisors (164328507).

269261253 is an equidigital number, since it uses as much as digits as its factorization.

269261253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198 (or 180 counting only the distinct ones).

The product of its digits is 38880, while the sum is 36.

The square root of 269261253 is about 16409.1819722983. The cubic root of 269261253 is about 645.7403936946.

The spelling of 269261253 in words is "two hundred sixty-nine million, two hundred sixty-one thousand, two hundred fifty-three".