2241784 has 8 divisors (see below), whose sum is σ = 4203360. Its totient is φ = 1120888.

The previous prime is 2241781. The next prime is 2241797. The reversal of 2241784 is 4871422.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2241781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140104 + ... + 140119.

It is an arithmetic number, because the mean of its divisors is an integer number (525420).

2^2241784 is an apocalyptic number.

It is an amenable number.

2241784 is a deficient number, since it is larger than the sum of its proper divisors (1961576).

2241784 is a wasteful number, since it uses less digits than its factorization.

2241784 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280229 (or 280225 counting only the distinct ones).

The product of its digits is 3584, while the sum is 28.

The square root of 2241784 is about 1497.2588286599. The cubic root of 2241784 is about 130.8773787991.

It can be divided in two parts, 2241 and 784, that added together give a square (3025 = 55²).

The spelling of 2241784 in words is "two million, two hundred forty-one thousand, seven hundred eighty-four".