879641 has 8 divisors (see below), whose sum is σ = 1024704. Its totient is φ = 739440.

The previous prime is 879629. The next prime is 879649. The reversal of 879641 is 146978.

879641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-879641 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (879649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815 + ... + 1556.

It is an arithmetic number, because the mean of its divisors is an integer number (128088).

2⁸⁷⁹⁶⁴¹ is an apocalyptic number.

It is an amenable number.

879641 is a deficient number, since it is larger than the sum of its proper divisors (145063).

879641 is a wasteful number, since it uses less digits than its factorization.

879641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2431.

The product of its digits is 12096, while the sum is 35.

The square root of 879641 is about 937.8917848025. The cubic root of 879641 is about 95.8153641587.

The spelling of 879641 in words is "eight hundred seventy-nine thousand, six hundred forty-one".