2243736 has 48 divisors (see below), whose sum is σ = 6631560. Its totient is φ = 679680.

The previous prime is 2243723. The next prime is 2243741. The reversal of 2243736 is 6373422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 625 + ... + 2208.

2^2243736 is an apocalyptic number.

It is an amenable number.

2243736 is an abundant number, since it is smaller than the sum of its proper divisors (4387824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2243736 is a wasteful number, since it uses less digits than its factorization.

2243736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2856 (or 2849 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 2243736 is about 1497.9105447256. The cubic root of 2243736 is about 130.9153542879.

The spelling of 2243736 in words is "two million, two hundred forty-three thousand, seven hundred thirty-six".