556963 has 6 divisors (see below), whose sum is σ = 612332. Its totient is φ = 506220.

The previous prime is 556957. The next prime is 556967. The reversal of 556963 is 369655.

It is not a de Polignac number, because 556963 - 2⁵ = 556931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2181 + ... + 2422.

2⁵⁵⁶⁹⁶³ is an apocalyptic number.

556963 is a deficient number, since it is larger than the sum of its proper divisors (55369).

556963 is a wasteful number, since it uses less digits than its factorization.

556963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625 (or 4614 counting only the distinct ones).

The product of its digits is 24300, while the sum is 34.

The square root of 556963 is about 746.2995377193. The cubic root of 556963 is about 82.2764317325.

The spelling of 556963 in words is "five hundred fifty-six thousand, nine hundred sixty-three".