2240004023 has 2 divisors, whose sum is σ = 2240004024. Its totient is φ = 2240004022.

The previous prime is 2240004007. The next prime is 2240004059. The reversal of 2240004023 is 3204000422.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2240004023 - 2⁴ = 2240004007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2240003992 and 2240004010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2240004073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120002011 + 1120002012.

It is an arithmetic number, because the mean of its divisors is an integer number (1120002012).

Almost surely, 2^2240004023 is an apocalyptic number.

2240004023 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240004023 is an equidigital number, since it uses as much as digits as its factorization.

2240004023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 2240004023 is about 47328.6807654724. The cubic root of 2240004023 is about 1308.4273073785.

Adding to 2240004023 its reverse (3204000422), we get a palindrome (5444004445).

The spelling of 2240004023 in words is "two billion, two hundred forty million, four thousand, twenty-three".