879556 has 6 divisors (see below), whose sum is σ = 1539230. Its totient is φ = 439776.

The previous prime is 879553. The next prime is 879581. The reversal of 879556 is 655978.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 749956 + 129600 = 866^2 + 360^2 .

It is not an unprimeable number, because it can be changed into a prime (879553) 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, 109941 + ... + 109948.

2⁸⁷⁹⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

879556 is a deficient number, since it is larger than the sum of its proper divisors (659674).

879556 is a wasteful number, since it uses less digits than its factorization.

879556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219893 (or 219891 counting only the distinct ones).

The product of its digits is 75600, while the sum is 40.

The square root of 879556 is about 937.8464693115. The cubic root of 879556 is about 95.8122778359.

The spelling of 879556 in words is "eight hundred seventy-nine thousand, five hundred fifty-six".