2400442307 has 2 divisors, whose sum is σ = 2400442308. Its totient is φ = 2400442306.

The previous prime is 2400442249. The next prime is 2400442321. The reversal of 2400442307 is 7032440042.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2400442307 - 2¹⁰ = 2400441283 is a prime.

It is not a weakly prime, because it can be changed into another prime (2400442397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1200221153 + 1200221154.

It is an arithmetic number, because the mean of its divisors is an integer number (1200221154).

Almost surely, 2^2400442307 is an apocalyptic number.

2400442307 is a deficient number, since it is larger than the sum of its proper divisors (1).

2400442307 is an equidigital number, since it uses as much as digits as its factorization.

2400442307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 2400442307 is about 48994.3089246088. The cubic root of 2400442307 is about 1338.9481436899.

Adding to 2400442307 its reverse (7032440042), we get a palindrome (9432882349).

The spelling of 2400442307 in words is "two billion, four hundred million, four hundred forty-two thousand, three hundred seven".