2240013 has 4 divisors (see below), whose sum is σ = 2986688. Its totient is φ = 1493340.

The previous prime is 2240003. The next prime is 2240023. The reversal of 2240013 is 3100422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (2240003) and next prime (2240023).

It is not a de Polignac number, because 2240013 - 2⁴ = 2239997 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2240003) 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, 373333 + ... + 373338.

It is an arithmetic number, because the mean of its divisors is an integer number (746672).

2^2240013 is an apocalyptic number.

It is an amenable number.

2240013 is a deficient number, since it is larger than the sum of its proper divisors (746675).

2240013 is an equidigital number, since it uses as much as digits as its factorization.

2240013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746674.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2240013 is about 1496.6672976985. The cubic root of 2240013 is about 130.8429055253.

Adding to 2240013 its reverse (3100422), we get a palindrome (5340435).

The spelling of 2240013 in words is "two million, two hundred forty thousand, thirteen".