2741891 has 2 divisors, whose sum is σ = 2741892. Its totient is φ = 2741890.

The previous prime is 2741887. The next prime is 2741903. The reversal of 2741891 is 1981472.

2741891 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2741891 - 2² = 2741887 is a prime.

It is not a weakly prime, because it can be changed into another prime (2741801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1370945 + 1370946.

It is an arithmetic number, because the mean of its divisors is an integer number (1370946).

2^2741891 is an apocalyptic number.

2741891 is a deficient number, since it is larger than the sum of its proper divisors (1).

2741891 is an equidigital number, since it uses as much as digits as its factorization.

2741891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4032, while the sum is 32.

The square root of 2741891 is about 1655.8656346455. The cubic root of 2741891 is about 139.9641234601.

The spelling of 2741891 in words is "two million, seven hundred forty-one thousand, eight hundred ninety-one".