2243512 has 32 divisors (see below), whose sum is σ = 4471200. Its totient is φ = 1053184.

The previous prime is 2243503. The next prime is 2243531. The reversal of 2243512 is 2153422.

2243512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2243512.

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, 16308 + ... + 16444.

It is an arithmetic number, because the mean of its divisors is an integer number (139725).

2^2243512 is an apocalyptic number.

It is an amenable number.

2243512 is a deficient number, since it is larger than the sum of its proper divisors (2227688).

2243512 is a wasteful number, since it uses less digits than its factorization.

2243512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 251 counting only the distinct ones).

The product of its digits is 480, while the sum is 19.

The square root of 2243512 is about 1497.8357720391. The cubic root of 2243512 is about 130.9109975639.

Adding to 2243512 its reverse (2153422), we get a palindrome (4396934).

It can be divided in two parts, 22 and 43512, that added together give a palindrome (43534).

The spelling of 2243512 in words is "two million, two hundred forty-three thousand, five hundred twelve".