2268040 has 16 divisors (see below), whose sum is σ = 5103180. Its totient is φ = 907200.

The previous prime is 2268031. The next prime is 2268043. The reversal of 2268040 is 408622.

It can be written as a sum of positive squares in 2 ways, for example, as 2268036 + 4 = 1506^2 + 2^2 .

It is not an unprimeable number, because it can be changed into a prime (2268043) 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, 28311 + ... + 28390.

2^2268040 is an apocalyptic number.

2268040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2268040 is an abundant number, since it is smaller than the sum of its proper divisors (2835140).

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

2268040 is a wasteful number, since it uses less digits than its factorization.

2268040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56712 (or 56708 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 2268040 is about 1506.0013280207. The cubic root of 2268040 is about 131.3863465941.

The spelling of 2268040 in words is "two million, two hundred sixty-eight thousand, forty".