2248668 has 48 divisors (see below), whose sum is σ = 5967360. Its totient is φ = 731952.

The previous prime is 2248663. The next prime is 2248679. The reversal of 2248668 is 8668422.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2248661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4855 + ... + 5297.

It is an arithmetic number, because the mean of its divisors is an integer number (124320).

2^2248668 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 2248668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2983680).

2248668 is an abundant number, since it is smaller than the sum of its proper divisors (3718692).

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

2248668 is a wasteful number, since it uses less digits than its factorization.

2248668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 495 counting only the distinct ones).

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

The square root of 2248668 is about 1499.5559342685. Note that the first 3 decimals coincide. The cubic root of 2248668 is about 131.0112066244.

It can be divided in two parts, 2248 and 668, that added together give a square (2916 = 54²).

The spelling of 2248668 in words is "two million, two hundred forty-eight thousand, six hundred sixty-eight".