2240253 has 12 divisors (see below), whose sum is σ = 3276000. Its totient is φ = 1475016.

The previous prime is 2240213. The next prime is 2240267. The reversal of 2240253 is 3520422.

It is not a de Polignac number, because 2240253 - 2⁸ = 2239997 is a prime.

It is a Curzon number.

2240253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 753 + ... + 2246.

It is an arithmetic number, because the mean of its divisors is an integer number (273000).

2^2240253 is an apocalyptic number.

It is an amenable number.

2240253 is a deficient number, since it is larger than the sum of its proper divisors (1035747).

2240253 is a wasteful number, since it uses less digits than its factorization.

2240253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088 (or 3085 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2240253 is about 1496.7474736909. The cubic root of 2240253 is about 130.8475782922.

Adding to 2240253 its reverse (3520422), we get a palindrome (5760675).

The spelling of 2240253 in words is "two million, two hundred forty thousand, two hundred fifty-three".