879941 has 2 divisors, whose sum is σ = 879942. Its totient is φ = 879940.

The previous prime is 879919. The next prime is 879953. The reversal of 879941 is 149978.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 863041 + 16900 = 929^2 + 130^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-879941 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 879895 and 879904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (879961) by changing a digit.

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, 439970 + 439971.

It is an arithmetic number, because the mean of its divisors is an integer number (439971).

2⁸⁷⁹⁹⁴¹ is an apocalyptic number.

It is an amenable number.

879941 is a deficient number, since it is larger than the sum of its proper divisors (1).

879941 is an equidigital number, since it uses as much as digits as its factorization.

879941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 38.

The square root of 879941 is about 938.0517043319. The cubic root of 879941 is about 95.8262554739.

The spelling of 879941 in words is "eight hundred seventy-nine thousand, nine hundred forty-one".