2641879 has 2 divisors, whose sum is σ = 2641880. Its totient is φ = 2641878.

The previous prime is 2641841. The next prime is 2641889. The reversal of 2641879 is 9781462.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2641879 - 2⁹ = 2641367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2641829) 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, 1320939 + 1320940.

It is an arithmetic number, because the mean of its divisors is an integer number (1320940).

2^2641879 is an apocalyptic number.

2641879 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641879 is an equidigital number, since it uses as much as digits as its factorization.

2641879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 37.

The square root of 2641879 is about 1625.3858003563. The cubic root of 2641879 is about 138.2412464333.

It can be divided in two parts, 264187 and 9, that added together give a square (264196 = 514²).

The spelling of 2641879 in words is "two million, six hundred forty-one thousand, eight hundred seventy-nine".