2742893 has 2 divisors, whose sum is σ = 2742894. Its totient is φ = 2742892.

The previous prime is 2742889. The next prime is 2742917. The reversal of 2742893 is 3982472.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2316484 + 426409 = 1522^2 + 653^2 .

It is a cyclic number.

It is not a de Polignac number, because 2742893 - 2² = 2742889 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a d-powerful number, because it can be written as 2¹⁹ + 7⁶ + 4⁵ + 2²¹ + 8³ + 9² + 3⁷ .

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2742853) 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, 1371446 + 1371447.

It is an arithmetic number, because the mean of its divisors is an integer number (1371447).

2^2742893 is an apocalyptic number.

It is an amenable number.

2742893 is a deficient number, since it is larger than the sum of its proper divisors (1).

2742893 is an equidigital number, since it uses as much as digits as its factorization.

2742893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The square root of 2742893 is about 1656.1681677897. The cubic root of 2742893 is about 139.9811709371.

The spelling of 2742893 in words is "two million, seven hundred forty-two thousand, eight hundred ninety-three".