2229321879 has 16 divisors (see below), whose sum is σ = 3409239040. Its totient is φ = 1438271640.

The previous prime is 2229321869. The next prime is 2229321883. The reversal of 2229321879 is 9781239222.

It is a happy number.

It is not a de Polignac number, because 2229321879 - 2⁴ = 2229321863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229321839) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1330897 + ... + 1332570.

It is an arithmetic number, because the mean of its divisors is an integer number (213077440).

Almost surely, 2^2229321879 is an apocalyptic number.

2229321879 is a deficient number, since it is larger than the sum of its proper divisors (1179917161).

2229321879 is a wasteful number, since it uses less digits than its factorization.

2229321879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663507 (or 2663501 counting only the distinct ones).

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

The square root of 2229321879 is about 47215.6952612158. The cubic root of 2229321879 is about 1306.3441138695.

The spelling of 2229321879 in words is "two billion, two hundred twenty-nine million, three hundred twenty-one thousand, eight hundred seventy-nine".