2442885691 has 2 divisors, whose sum is σ = 2442885692. Its totient is φ = 2442885690.

The previous prime is 2442885661. The next prime is 2442885719. The reversal of 2442885691 is 1965882442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2442885691 - 2⁷ = 2442885563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2442885611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221442845 + 1221442846.

It is an arithmetic number, because the mean of its divisors is an integer number (1221442846).

Almost surely, 2^2442885691 is an apocalyptic number.

2442885691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442885691 is an equidigital number, since it uses as much as digits as its factorization.

2442885691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1105920, while the sum is 49.

The square root of 2442885691 is about 49425.5570631227. The cubic root of 2442885691 is about 1346.7936143178.

The spelling of 2442885691 in words is "two billion, four hundred forty-two million, eight hundred eighty-five thousand, six hundred ninety-one".