2240041 has 4 divisors (see below), whose sum is σ = 2265300. Its totient is φ = 2214784.

The previous prime is 2240027. The next prime is 2240057. The reversal of 2240041 is 1400422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1400422 = 2 ⋅700211.

It can be written as a sum of positive squares in 2 ways, for example, as 484416 + 1755625 = 696^2 + 1325^2 .

It is a cyclic number.

It is not a de Polignac number, because 2240041 - 2¹³ = 2231849 is a prime.

It is a Duffinian number.

2240041 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2240071) 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, 12496 + ... + 12673.

It is an arithmetic number, because the mean of its divisors is an integer number (566325).

2^2240041 is an apocalyptic number.

It is an amenable number.

2240041 is a deficient number, since it is larger than the sum of its proper divisors (25259).

2240041 is an equidigital number, since it uses as much as digits as its factorization.

2240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25258.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2240041 is about 1496.6766517855. The cubic root of 2240041 is about 130.8434506986.

Adding to 2240041 its reverse (1400422), we get a palindrome (3640463).

The spelling of 2240041 in words is "two million, two hundred forty thousand, forty-one".