276222 has 16 divisors (see below), whose sum is σ = 581760. Its totient is φ = 87192.

The previous prime is 276209. The next prime is 276229. The reversal of 276222 is 222672.

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 276222.

It is not an unprimeable number, because it can be changed into a prime (276229) by changing a digit.

276222 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1098 + ... + 1325.

It is an arithmetic number, because the mean of its divisors is an integer number (36360).

2²⁷⁶²²² is an apocalyptic number.

276222 is an abundant number, since it is smaller than the sum of its proper divisors (305538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

276222 is a wasteful number, since it uses less digits than its factorization.

276222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447.

The product of its digits is 672, while the sum is 21.

The square root of 276222 is about 525.5682638821. The cubic root of 276222 is about 65.1257526103.

Adding to 276222 its reverse (222672), we get a palindrome (498894).

The spelling of 276222 in words is "two hundred seventy-six thousand, two hundred twenty-two".