2222549879 has 16 divisors (see below), whose sum is σ = 2530444320. Its totient is φ = 1933532160.

The previous prime is 2222549873. The next prime is 2222549887. The reversal of 2222549879 is 9789452222.

It is a cyclic number.

It is not a de Polignac number, because 2222549879 - 2²⁸ = 1954114423 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 (2222549873) 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, 5219 + ... + 66875.

It is an arithmetic number, because the mean of its divisors is an integer number (158152770).

Almost surely, 2^2222549879 is an apocalyptic number.

2222549879 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2222549879 is a deficient number, since it is larger than the sum of its proper divisors (307894441).

2222549879 is a wasteful number, since it uses less digits than its factorization.

2222549879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61810.

The product of its digits is 1451520, while the sum is 50.

The square root of 2222549879 is about 47143.9272759493. The cubic root of 2222549879 is about 1305.0200138835.

The spelling of 2222549879 in words is "two billion, two hundred twenty-two million, five hundred forty-nine thousand, eight hundred seventy-nine".