2045223 has 16 divisors (see below), whose sum is σ = 3052800. Its totient is φ = 1353240.

The previous prime is 2045213. The next prime is 2045311. The reversal of 2045223 is 3225402.

It is not a de Polignac number, because 2045223 - 2⁵ = 2045191 is a prime.

It is a plaindrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2045196 and 2045205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045213) 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 in 15 ways as a sum of consecutive naturals, for example, 5518 + ... + 5876.

It is an arithmetic number, because the mean of its divisors is an integer number (190800).

2^2045223 is an apocalyptic number.

2045223 is a deficient number, since it is larger than the sum of its proper divisors (1007577).

2045223 is a wasteful number, since it uses less digits than its factorization.

2045223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579 (or 573 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2045223 is about 1430.1129326036. The cubic root of 2045223 is about 126.9346595914.

The spelling of 2045223 in words is "two million, forty-five thousand, two hundred twenty-three".