2243045 has 16 divisors (see below), whose sum is σ = 3239040. Its totient is φ = 1456704.

The previous prime is 2243027. The next prime is 2243053. The reversal of 2243045 is 5403422.

2243045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2243045 - 2⁸ = 2242789 is a prime.

It is an Ulam 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 15 ways as a sum of consecutive naturals, for example, 1022 + ... + 2351.

It is an arithmetic number, because the mean of its divisors is an integer number (202440).

2^2243045 is an apocalyptic number.

It is an amenable number.

2243045 is a deficient number, since it is larger than the sum of its proper divisors (995995).

2243045 is a wasteful number, since it uses less digits than its factorization.

2243045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3404.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2243045 is about 1497.6798723359. The cubic root of 2243045 is about 130.9019136398.

Adding to 2243045 its reverse (5403422), we get a palindrome (7646467).

The spelling of 2243045 in words is "two million, two hundred forty-three thousand, forty-five".