2223158 has 16 divisors (see below), whose sum is σ = 4035744. Its totient is φ = 896640.

The previous prime is 2223149. The next prime is 2223161. The reversal of 2223158 is 8513222.

2223158 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4433 + ... + 4908.

It is an arithmetic number, because the mean of its divisors is an integer number (252234).

2^2223158 is an apocalyptic number.

2223158 is a deficient number, since it is larger than the sum of its proper divisors (1812586).

2223158 is a wasteful number, since it uses less digits than its factorization.

2223158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9367.

The product of its digits is 960, while the sum is 23.

The square root of 2223158 is about 1491.0258213727. The cubic root of 2223158 is about 130.5139026991.

Subtracting 2223158 from its reverse (8513222), we obtain a square (6290064 = 2508²).

The spelling of 2223158 in words is "two million, two hundred twenty-three thousand, one hundred fifty-eight".