2797723 has 2 divisors, whose sum is σ = 2797724. Its totient is φ = 2797722.

The previous prime is 2797699. The next prime is 2797727. The reversal of 2797723 is 3277972.

2797723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2797723 - 2⁹ = 2797211 is a prime.

It is not a weakly prime, because it can be changed into another prime (2797727) 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, 1398861 + 1398862.

It is an arithmetic number, because the mean of its divisors is an integer number (1398862).

2^2797723 is an apocalyptic number.

2797723 is a deficient number, since it is larger than the sum of its proper divisors (1).

2797723 is an equidigital number, since it uses as much as digits as its factorization.

2797723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37044, while the sum is 37.

The square root of 2797723 is about 1672.6395308015. The cubic root of 2797723 is about 140.9077578532.

Subtracting 2797723 from its reverse (3277972), we obtain a square (480249 = 693²).

The spelling of 2797723 in words is "two million, seven hundred ninety-seven thousand, seven hundred twenty-three".