879506 has 4 divisors (see below), whose sum is σ = 1319262. Its totient is φ = 439752.

The previous prime is 879493. The next prime is 879523. The reversal of 879506 is 605978.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605978 = 2 ⋅302989.

It can be written as a sum of positive squares in only one way, i.e., 707281 + 172225 = 841^2 + 415^2 .

It is a zygodrome in base 3.

It is an unprimeable number.

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, 219875 + ... + 219878.

2⁸⁷⁹⁵⁰⁶ is an apocalyptic number.

879506 is a deficient number, since it is larger than the sum of its proper divisors (439756).

879506 is a wasteful number, since it uses less digits than its factorization.

879506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439755.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 879506 is about 937.8198121174. The cubic root of 879506 is about 95.8104622590.

The spelling of 879506 in words is "eight hundred seventy-nine thousand, five hundred six".