2265744 has 40 divisors (see below), whose sum is σ = 6305152. Its totient is φ = 696960.

The previous prime is 2265737. The next prime is 2265749. The reversal of 2265744 is 4475622.

It is a d-powerful number, because it can be written as 2 + 2²¹ + 6⁶ + 5³ + 7⁶ + 4³ + 4⁶ .

It is not an unprimeable number, because it can be changed into a prime (2265749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1192 + ... + 2439.

2^2265744 is an apocalyptic number.

2265744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2265744 is an abundant number, since it is smaller than the sum of its proper divisors (4039408).

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

2265744 is a wasteful number, since it uses less digits than its factorization.

2265744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655 (or 3649 counting only the distinct ones).

The product of its digits is 13440, while the sum is 30.

The square root of 2265744 is about 1505.2388514784. The cubic root of 2265744 is about 131.3419962735.

The spelling of 2265744 in words is "two million, two hundred sixty-five thousand, seven hundred forty-four".