556294 has 4 divisors (see below), whose sum is σ = 834444. Its totient is φ = 278146.

The previous prime is 556289. The next prime is 556313. The reversal of 556294 is 492655.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139072 + ... + 139075.

It is an arithmetic number, because the mean of its divisors is an integer number (208611).

2⁵⁵⁶²⁹⁴ is an apocalyptic number.

556294 is a deficient number, since it is larger than the sum of its proper divisors (278150).

556294 is a wasteful number, since it uses less digits than its factorization.

556294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278149.

The product of its digits is 10800, while the sum is 31.

The square root of 556294 is about 745.8511915925. The cubic root of 556294 is about 82.2434762304.

The spelling of 556294 in words is "five hundred fifty-six thousand, two hundred ninety-four".