2422440091 has 2 divisors, whose sum is σ = 2422440092. Its totient is φ = 2422440090.

The previous prime is 2422440029. The next prime is 2422440157. The reversal of 2422440091 is 1900442242.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2422440091 - 2¹³ = 2422431899 is a prime.

It is not a weakly prime, because it can be changed into another prime (2422440001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1211220045 + 1211220046.

It is an arithmetic number, because the mean of its divisors is an integer number (1211220046).

Almost surely, 2^2422440091 is an apocalyptic number.

2422440091 is a deficient number, since it is larger than the sum of its proper divisors (1).

2422440091 is an equidigital number, since it uses as much as digits as its factorization.

2422440091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 2422440091 is about 49218.2902080111. The cubic root of 2422440091 is about 1343.0257776176.

The spelling of 2422440091 in words is "two billion, four hundred twenty-two million, four hundred forty thousand, ninety-one".