2322279891 has 12 divisors (see below), whose sum is σ = 3355752400. Its totient is φ = 1547564400.

The previous prime is 2322279881. The next prime is 2322279899. The reversal of 2322279891 is 1989722232.

It is a happy number.

It is not a de Polignac number, because 2322279891 - 2²² = 2318085587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2322279899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27616 + ... + 73533.

Almost surely, 2^2322279891 is an apocalyptic number.

2322279891 is a deficient number, since it is larger than the sum of its proper divisors (1033472509).

2322279891 is a wasteful number, since it uses less digits than its factorization.

2322279891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103706 (or 103703 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 2322279891 is about 48190.0393338706. The cubic root of 2322279891 is about 1324.2546924633.

The spelling of 2322279891 in words is "two billion, three hundred twenty-two million, two hundred seventy-nine thousand, eight hundred ninety-one".