2856079 has 2 divisors, whose sum is σ = 2856080. Its totient is φ = 2856078.

The previous prime is 2856059. The next prime is 2856083. The reversal of 2856079 is 9706582.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2856079 - 2¹⁵ = 2823311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2856059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1428039 + 1428040.

It is an arithmetic number, because the mean of its divisors is an integer number (1428040).

2^2856079 is an apocalyptic number.

2856079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2856079 is an equidigital number, since it uses as much as digits as its factorization.

2856079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 2856079 is about 1689.9937869708. The cubic root of 2856079 is about 141.8807270615.

The spelling of 2856079 in words is "two million, eight hundred fifty-six thousand, seventy-nine".