2259784 has 16 divisors (see below), whose sum is σ = 4460400. Its totient is φ = 1070352.

The previous prime is 2259781. The next prime is 2259791. The reversal of 2259784 is 4879522.

It is not an unprimeable number, because it can be changed into a prime (2259781) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7282 + ... + 7585.

It is an arithmetic number, because the mean of its divisors is an integer number (278775).

2^2259784 is an apocalyptic number.

It is an amenable number.

2259784 is a deficient number, since it is larger than the sum of its proper divisors (2200616).

2259784 is a wasteful number, since it uses less digits than its factorization.

2259784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892 (or 14888 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 2259784 is about 1503.2577955893. The cubic root of 2259784 is about 131.2267308711.

The spelling of 2259784 in words is "two million, two hundred fifty-nine thousand, seven hundred eighty-four".