2268340 has 12 divisors (see below), whose sum is σ = 4763556. Its totient is φ = 907328.

The previous prime is 2268337. The next prime is 2268377. The reversal of 2268340 is 438622.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 599076 + 1669264 = 774^2 + 1292^2 .

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56689 + ... + 56728.

It is an arithmetic number, because the mean of its divisors is an integer number (396963).

2^2268340 is an apocalyptic number.

2268340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2268340 is an abundant number, since it is smaller than the sum of its proper divisors (2495216).

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

2268340 is a wasteful number, since it uses less digits than its factorization.

2268340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113426 (or 113424 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2268340 is about 1506.1009262330. The cubic root of 2268340 is about 131.3921392853.

The spelling of 2268340 in words is "two million, two hundred sixty-eight thousand, three hundred forty".