556964 has 6 divisors (see below), whose sum is σ = 974694. Its totient is φ = 278480.

The previous prime is 556957. The next prime is 556967. The reversal of 556964 is 469655.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 550564 + 6400 = 742^2 + 80^2 .

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

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69617 + ... + 69624.

It is an arithmetic number, because the mean of its divisors is an integer number (162449).

2⁵⁵⁶⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

556964 is a deficient number, since it is larger than the sum of its proper divisors (417730).

556964 is a wasteful number, since it uses less digits than its factorization.

556964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139245 (or 139243 counting only the distinct ones).

The product of its digits is 32400, while the sum is 35.

The square root of 556964 is about 746.3002076912. The cubic root of 556964 is about 82.2764809736.

It can be divided in two parts, 55696 and 4, that multiplied together give a square (222784 = 472²).

The spelling of 556964 in words is "five hundred fifty-six thousand, nine hundred sixty-four".