2079839 has 2 divisors, whose sum is σ = 2079840. Its totient is φ = 2079838.

The previous prime is 2079823. The next prime is 2079859. The reversal of 2079839 is 9389702.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2079839 - 2⁴ = 2079823 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2079859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1039919 + 1039920.

It is an arithmetic number, because the mean of its divisors is an integer number (1039920).

2^2079839 is an apocalyptic number.

2079839 is a deficient number, since it is larger than the sum of its proper divisors (1).

2079839 is an equidigital number, since it uses as much as digits as its factorization.

2079839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 2079839 is about 1442.1646923982. The cubic root of 2079839 is about 127.6467923563.

The spelling of 2079839 in words is "two million, seventy-nine thousand, eight hundred thirty-nine".