2248664 has 48 divisors (see below), whose sum is σ = 4883760. Its totient is φ = 968000.

The previous prime is 2248663. The next prime is 2248679. The reversal of 2248664 is 4668422.

It is a happy number.

2248664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2248664.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22214 + ... + 22314.

It is an arithmetic number, because the mean of its divisors is an integer number (101745).

2^2248664 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 2248664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2441880).

2248664 is an abundant number, since it is smaller than the sum of its proper divisors (2635096).

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

2248664 is a wasteful number, since it uses less digits than its factorization.

2248664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 137 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 2248664 is about 1499.5546005398. The cubic root of 2248664 is about 131.0111289421.

It can be divided in two parts, 224 and 8664, that added together give a palindrome (8888).

The spelling of 2248664 in words is "two million, two hundred forty-eight thousand, six hundred sixty-four".