2982779 has 2 divisors, whose sum is σ = 2982780. Its totient is φ = 2982778.

The previous prime is 2982757. The next prime is 2982799. The reversal of 2982779 is 9772892.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2982779 - 2¹² = 2978683 is a prime.

It is not a weakly prime, because it can be changed into another prime (2982799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1491389 + 1491390.

It is an arithmetic number, because the mean of its divisors is an integer number (1491390).

2^2982779 is an apocalyptic number.

2982779 is a deficient number, since it is larger than the sum of its proper divisors (1).

2982779 is an equidigital number, since it uses as much as digits as its factorization.

2982779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 44.

The square root of 2982779 is about 1727.0723783328. The cubic root of 2982779 is about 143.9484608511.

The spelling of 2982779 in words is "two million, nine hundred eighty-two thousand, seven hundred seventy-nine".