2806379 has 2 divisors, whose sum is σ = 2806380. Its totient is φ = 2806378.

The previous prime is 2806373. The next prime is 2806381. The reversal of 2806379 is 9736082.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2806379 - 2⁸ = 2806123 is a prime.

Together with 2806381, it forms a pair of twin primes.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 8⁷ + 0 + 6⁵ + 3¹¹ + 7 + 9 .

It is not a weakly prime, because it can be changed into another prime (2806373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1403189 + 1403190.

It is an arithmetic number, because the mean of its divisors is an integer number (1403190).

2^2806379 is an apocalyptic number.

2806379 is a deficient number, since it is larger than the sum of its proper divisors (1).

2806379 is an equidigital number, since it uses as much as digits as its factorization.

2806379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2806379 is about 1675.2250595069. The cubic root of 2806379 is about 141.0529285054.

The spelling of 2806379 in words is "two million, eight hundred six thousand, three hundred seventy-nine".