556610 has 8 divisors (see below), whose sum is σ = 1001916. Its totient is φ = 222640.

The previous prime is 556609. The next prime is 556613. The reversal of 556610 is 16655.

It can be written as a sum of positive squares in 2 ways, for example, as 537289 + 19321 = 733^2 + 139^2 .

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 (556613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27821 + ... + 27840.

2⁵⁵⁶⁶¹⁰ is an apocalyptic number.

556610 is a deficient number, since it is larger than the sum of its proper divisors (445306).

556610 is a wasteful number, since it uses less digits than its factorization.

556610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55668.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 556610 is about 746.0630000208. The cubic root of 556610 is about 82.2590459466.

The spelling of 556610 in words is "five hundred fifty-six thousand, six hundred ten".