556712 has 32 divisors (see below), whose sum is σ = 1156680. Its totient is φ = 249600.

The previous prime is 556709. The next prime is 556723. The reversal of 556712 is 217655.

556712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 538756 + 17956 = 734^2 + 134^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5462 + ... + 5562.

2⁵⁵⁶⁷¹² is an apocalyptic number.

556712 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 556712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (578340).

556712 is an abundant number, since it is smaller than the sum of its proper divisors (599968).

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

556712 is a wasteful number, since it uses less digits than its factorization.

556712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173 (or 169 counting only the distinct ones).

The product of its digits is 2100, while the sum is 26.

The square root of 556712 is about 746.1313557277. The cubic root of 556712 is about 82.2640703564.

556712 divided by its sum of digits (26) gives a palindrome (21412).

The spelling of 556712 in words is "five hundred fifty-six thousand, seven hundred twelve".