2705223 has 4 divisors (see below), whose sum is σ = 3606968. Its totient is φ = 1803480.

The previous prime is 2705203. The next prime is 2705243. The reversal of 2705223 is 3225072.

2705223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2705203) and next prime (2705243).

It is not a de Polignac number, because 2705223 - 2⁹ = 2704711 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2705223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2705203) 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 in 3 ways as a sum of consecutive naturals, for example, 450868 + ... + 450873.

It is an arithmetic number, because the mean of its divisors is an integer number (901742).

2^2705223 is an apocalyptic number.

2705223 is a deficient number, since it is larger than the sum of its proper divisors (901745).

2705223 is an equidigital number, since it uses as much as digits as its factorization.

2705223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901744.

The product of its (nonzero) digits is 840, while the sum is 21.

The square root of 2705223 is about 1644.7562129386. The cubic root of 2705223 is about 139.3373961306.

The spelling of 2705223 in words is "two million, seven hundred five thousand, two hundred twenty-three".