2422242161 has 8 divisors (see below), whose sum is σ = 2565157320. Its totient is φ = 2279374848.

The previous prime is 2422242143. The next prime is 2422242187. The reversal of 2422242161 is 1612422242.

It can be written as a sum of positive squares in 4 ways, for example, as 1040707600 + 1381534561 = 32260^2 + 37169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2422242161 - 2³⁰ = 1348500337 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2422242161.

It is not an unprimeable number, because it can be changed into a prime (2422242101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186305 + ... + 198881.

It is an arithmetic number, because the mean of its divisors is an integer number (320644665).

Almost surely, 2^2422242161 is an apocalyptic number.

It is an amenable number.

2422242161 is a deficient number, since it is larger than the sum of its proper divisors (142915159).

2422242161 is a wasteful number, since it uses less digits than its factorization.

2422242161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23923.

The product of its digits is 3072, while the sum is 26.

The square root of 2422242161 is about 49216.2794306924. The cubic root of 2422242161 is about 1342.9891984767.

The spelling of 2422242161 in words is "two billion, four hundred twenty-two million, two hundred forty-two thousand, one hundred sixty-one".