879570 has 48 divisors (see below), whose sum is σ = 2372760. Its totient is φ = 225792.

The previous prime is 879553. The next prime is 879581. The reversal of 879570 is 75978.

879570 is a `hidden beast` number, since 87 + 9 + 570 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 622521 + 257049 = 789^2 + 507^2 .

It is a zygodrome in base 3.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 879570.

It is an unprimeable number.

879570 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2442 + ... + 2778.

2⁸⁷⁹⁵⁷⁰ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 879570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1186380).

879570 is an abundant number, since it is smaller than the sum of its proper divisors (1493190).

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

879570 is a wasteful number, since it uses less digits than its factorization.

879570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379 (or 376 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 879570 is about 937.8539331900. The cubic root of 879570 is about 95.8127861851.

The spelling of 879570 in words is "eight hundred seventy-nine thousand, five hundred seventy".