556236 has 18 divisors (see below), whose sum is σ = 1406132. Its totient is φ = 185400.

The previous prime is 556229. The next prime is 556243. The reversal of 556236 is 632655.

556236 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (556229) and next prime (556243).

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7690 + ... + 7761.

2⁵⁵⁶²³⁶ is an apocalyptic number.

It is an amenable number.

556236 is an abundant number, since it is smaller than the sum of its proper divisors (849896).

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

556236 is a wasteful number, since it uses less digits than its factorization.

556236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15461 (or 15456 counting only the distinct ones).

The product of its digits is 5400, while the sum is 27.

The square root of 556236 is about 745.8123088284. The cubic root of 556236 is about 82.2406178573.

The spelling of 556236 in words is "five hundred fifty-six thousand, two hundred thirty-six".