879541 has 8 divisors (see below), whose sum is σ = 980280. Its totient is φ = 783552.

The previous prime is 879539. The next prime is 879553. The reversal of 879541 is 145978.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 14641 + 864900 = 121^2 + 930^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 879541 - 2¹ = 879539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 879497 and 879506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (879581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 790 + ... + 1543.

It is an arithmetic number, because the mean of its divisors is an integer number (122535).

2⁸⁷⁹⁵⁴¹ is an apocalyptic number.

It is an amenable number.

879541 is a deficient number, since it is larger than the sum of its proper divisors (100739).

879541 is a wasteful number, since it uses less digits than its factorization.

879541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375.

The product of its digits is 10080, while the sum is 34.

The square root of 879541 is about 937.8384722328. The cubic root of 879541 is about 95.8117331701.

It can be divided in two parts, 8795 and 41, that added together give a square (8836 = 94²).

The spelling of 879541 in words is "eight hundred seventy-nine thousand, five hundred forty-one".