2268468 has 36 divisors (see below), whose sum is σ = 5833828. Its totient is φ = 743040.

The previous prime is 2268451. The next prime is 2268481. The reversal of 2268468 is 8648622.

It can be written as a sum of positive squares in 2 ways, for example, as 1127844 + 1140624 = 1062^2 + 1068^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a d-powerful number, because it can be written as 2¹¹ + 2¹⁷ + 6² + 8⁵ + 4⁶ + 6⁴ + 8⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1680 + ... + 2712.

2^2268468 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2268468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2916914).

2268468 is an abundant number, since it is smaller than the sum of its proper divisors (3565360).

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

2268468 is a wasteful number, since it uses less digits than its factorization.

2268468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104 (or 1099 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 2268468 is about 1506.1434194658. The cubic root of 2268468 is about 131.3946106781.

The spelling of 2268468 in words is "two million, two hundred sixty-eight thousand, four hundred sixty-eight".