2440007 has 2 divisors, whose sum is σ = 2440008. Its totient is φ = 2440006.

The previous prime is 2440003. The next prime is 2440019. The reversal of 2440007 is 7000442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2440007 - 2² = 2440003 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2440003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220003 + 1220004.

It is an arithmetic number, because the mean of its divisors is an integer number (1220004).

2^2440007 is an apocalyptic number.

2440007 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440007 is an equidigital number, since it uses as much as digits as its factorization.

2440007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 2440007 is about 1562.0521758251. The cubic root of 2440007 is about 134.6264386862.

Adding to 2440007 its reverse (7000442), we get a palindrome (9440449).

The spelling of 2440007 in words is "two million, four hundred forty thousand, seven".