2244745 has 16 divisors (see below), whose sum is σ = 2831760. Its totient is φ = 1705984.

The previous prime is 2244733. The next prime is 2244751. The reversal of 2244745 is 5474422.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 251001 + 1993744 = 501^2 + 1412^2 .

It is a cyclic number.

It is not a de Polignac number, because 2244745 - 2⁹ = 2244233 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16317 + ... + 16453.

It is an arithmetic number, because the mean of its divisors is an integer number (176985).

2^2244745 is an apocalyptic number.

It is an amenable number.

2244745 is a deficient number, since it is larger than the sum of its proper divisors (587015).

2244745 is a wasteful number, since it uses less digits than its factorization.

2244745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284.

The product of its digits is 8960, while the sum is 28.

The square root of 2244745 is about 1498.2473093585. The cubic root of 2244745 is about 130.9349754015.

The spelling of 2244745 in words is "two million, two hundred forty-four thousand, seven hundred forty-five".