2240320 has 28 divisors (see below), whose sum is σ = 5335524. Its totient is φ = 896000.

The previous prime is 2240317. The next prime is 2240321. The reversal of 2240320 is 230422.

2240320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 876096 + 1364224 = 936^2 + 1168^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2240320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240321) 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, 3181 + ... + 3820.

2^2240320 is an apocalyptic number.

2240320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2240320 is an abundant number, since it is smaller than the sum of its proper divisors (3095204).

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

2240320 is an equidigital number, since it uses as much as digits as its factorization.

2240320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7018 (or 7008 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 2240320 is about 1496.7698553886. The cubic root of 2240320 is about 130.8488827134.

Adding to 2240320 its reverse (230422), we get a palindrome (2470742).

The spelling of 2240320 in words is "two million, two hundred forty thousand, three hundred twenty".