879822 has 20 divisors (see below), whose sum is σ = 1971816. Its totient is φ = 293220.

The previous prime is 879821. The next prime is 879839. The reversal of 879822 is 228978.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879821) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2554 + ... + 2877.

2⁸⁷⁹⁸²² is an apocalyptic number.

879822 is an abundant number, since it is smaller than the sum of its proper divisors (1091994).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

879822 is a wasteful number, since it uses less digits than its factorization.

879822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5445 (or 5436 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 879822 is about 937.9882728478. The cubic root of 879822 is about 95.8219355485.

The spelling of 879822 in words is "eight hundred seventy-nine thousand, eight hundred twenty-two".