556725 has 24 divisors (see below), whose sum is σ = 992992. Its totient is φ = 273600.

The previous prime is 556723. The next prime is 556727. The reversal of 556725 is 527655.

It is an interprime number because it is at equal distance from previous prime (556723) and next prime (556727).

It is not a de Polignac number, because 556725 - 2¹ = 556723 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 556692 and 556701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 690 + ... + 1260.

2⁵⁵⁶⁷²⁵ is an apocalyptic number.

It is an amenable number.

556725 is a deficient number, since it is larger than the sum of its proper divisors (436267).

556725 is a wasteful number, since it uses less digits than its factorization.

556725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 592 counting only the distinct ones).

The product of its digits is 10500, while the sum is 30.

The square root of 556725 is about 746.1400672796. The cubic root of 556725 is about 82.2647106783.

The spelling of 556725 in words is "five hundred fifty-six thousand, seven hundred twenty-five".