279255 has 8 divisors (see below), whose sum is σ = 446832. Its totient is φ = 148928.

The previous prime is 279221. The next prime is 279269. The reversal of 279255 is 552972.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 279255 - 2⁷ = 279127 is a prime.

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 279255.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9294 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (55854).

2²⁷⁹²⁵⁵ is an apocalyptic number.

279255 is a deficient number, since it is larger than the sum of its proper divisors (167577).

279255 is a wasteful number, since it uses less digits than its factorization.

279255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18625.

The product of its digits is 6300, while the sum is 30.

The square root of 279255 is about 528.4458344996. The cubic root of 279255 is about 65.3632521814.

The spelling of 279255 in words is "two hundred seventy-nine thousand, two hundred fifty-five".