275224 has 8 divisors (see below), whose sum is σ = 516060. Its totient is φ = 137608.

The previous prime is 275207. The next prime is 275227. The reversal of 275224 is 422572.

It is a tau number, because it is divible by the number of its divisors (8).

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 275195 and 275204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (275227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17194 + ... + 17209.

2²⁷⁵²²⁴ is an apocalyptic number.

It is an amenable number.

275224 is a deficient number, since it is larger than the sum of its proper divisors (240836).

275224 is a wasteful number, since it uses less digits than its factorization.

275224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34409 (or 34405 counting only the distinct ones).

The product of its digits is 1120, while the sum is 22.

The square root of 275224 is about 524.6179562310. The cubic root of 275224 is about 65.0472240649.

Adding to 275224 its reverse (422572), we get a palindrome (697796).

The spelling of 275224 in words is "two hundred seventy-five thousand, two hundred twenty-four".