2440264447 has 2 divisors, whose sum is σ = 2440264448. Its totient is φ = 2440264446.

The previous prime is 2440264399. The next prime is 2440264457. The reversal of 2440264447 is 7444620442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2440264447 - 2²³ = 2431875839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2440264457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220132223 + 1220132224.

It is an arithmetic number, because the mean of its divisors is an integer number (1220132224).

Almost surely, 2^2440264447 is an apocalyptic number.

2440264447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440264447 is an equidigital number, since it uses as much as digits as its factorization.

2440264447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 172032, while the sum is 37.

The square root of 2440264447 is about 49399.0328549052. The cubic root of 2440264447 is about 1346.3117336576.

Adding to 2440264447 its reverse (7444620442), we get a palindrome (9884884889).

The spelling of 2440264447 in words is "two billion, four hundred forty million, two hundred sixty-four thousand, four hundred forty-seven".