264255 has 16 divisors (see below), whose sum is σ = 430080. Its totient is φ = 138528.

The previous prime is 264221. The next prime is 264263. The reversal of 264255 is 552462.

It is not a de Polignac number, because 264255 - 2⁷ = 264127 is a prime.

It is an Ulam number.

264255 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 264255.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1074 + ... + 1296.

It is an arithmetic number, because the mean of its divisors is an integer number (26880).

2²⁶⁴²⁵⁵ is an apocalyptic number.

264255 is a deficient number, since it is larger than the sum of its proper divisors (165825).

264255 is a wasteful number, since it uses less digits than its factorization.

264255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310.

The product of its digits is 2400, while the sum is 24.

The square root of 264255 is about 514.0573897922. The cubic root of 264255 is about 64.1713345305.

The spelling of 264255 in words is "two hundred sixty-four thousand, two hundred fifty-five".