2162263659 has 4 divisors (see below), whose sum is σ = 2883018216. Its totient is φ = 1441509104.

The previous prime is 2162263639. The next prime is 2162263673. The reversal of 2162263659 is 9563622612.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2162263659 - 2⁷ = 2162263531 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2162263659.

It is not an unprimeable number, because it can be changed into a prime (2162263639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360377274 + ... + 360377279.

It is an arithmetic number, because the mean of its divisors is an integer number (720754554).

Almost surely, 2^2162263659 is an apocalyptic number.

2162263659 is a deficient number, since it is larger than the sum of its proper divisors (720754557).

2162263659 is an equidigital number, since it uses as much as digits as its factorization.

2162263659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720754556.

The product of its digits is 233280, while the sum is 42.

The square root of 2162263659 is about 46500.1468707358. The cubic root of 2162263659 is about 1293.1122216874.

The spelling of 2162263659 in words is "two billion, one hundred sixty-two million, two hundred sixty-three thousand, six hundred fifty-nine".