275822 has 4 divisors (see below), whose sum is σ = 413736. Its totient is φ = 137910.

The previous prime is 275813. The next prime is 275827. The reversal of 275822 is 228572.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 275791 and 275800.

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 275822.

It is not an unprimeable number, because it can be changed into a prime (275827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68954 + ... + 68957.

It is an arithmetic number, because the mean of its divisors is an integer number (103434).

2²⁷⁵⁸²² is an apocalyptic number.

275822 is a deficient number, since it is larger than the sum of its proper divisors (137914).

275822 is a wasteful number, since it uses less digits than its factorization.

275822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137913.

The product of its digits is 2240, while the sum is 26.

The square root of 275822 is about 525.1875855349. The cubic root of 275822 is about 65.0943009932.

The spelling of 275822 in words is "two hundred seventy-five thousand, eight hundred twenty-two".