2442772447 has 2 divisors, whose sum is σ = 2442772448. Its totient is φ = 2442772446.

The previous prime is 2442772433. The next prime is 2442772469. The reversal of 2442772447 is 7442772442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2442772447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2442772427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221386223 + 1221386224.

It is an arithmetic number, because the mean of its divisors is an integer number (1221386224).

Almost surely, 2^2442772447 is an apocalyptic number.

2442772447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442772447 is an equidigital number, since it uses as much as digits as its factorization.

2442772447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 702464, while the sum is 43.

The square root of 2442772447 is about 49424.4114481903. The cubic root of 2442772447 is about 1346.7728030489.

The spelling of 2442772447 in words is "two billion, four hundred forty-two million, seven hundred seventy-two thousand, four hundred forty-seven".