556274 has 8 divisors (see below), whose sum is σ = 883548. Its totient is φ = 261760.

The previous prime is 556273. The next prime is 556279. The reversal of 556274 is 472655.

It can be written as a sum of positive squares in 2 ways, for example, as 552049 + 4225 = 743^2 + 65^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (556271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8147 + ... + 8214.

2⁵⁵⁶²⁷⁴ is an apocalyptic number.

556274 is a deficient number, since it is larger than the sum of its proper divisors (327274).

556274 is a wasteful number, since it uses less digits than its factorization.

556274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16380.

The product of its digits is 8400, while the sum is 29.

The square root of 556274 is about 745.8377839718. The cubic root of 556274 is about 82.2424906070.

The spelling of 556274 in words is "five hundred fifty-six thousand, two hundred seventy-four".