2779229896 has 32 divisors (see below), whose sum is σ = 5275281600. Its totient is φ = 1372593600.

The previous prime is 2779229891. The next prime is 2779229923. The reversal of 2779229896 is 6989229772.

It is not an unprimeable number, because it can be changed into a prime (2779229891) 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 7 ways as a sum of consecutive naturals, for example, 209806 + ... + 222658.

It is an arithmetic number, because the mean of its divisors is an integer number (164852550).

Almost surely, 2^2779229896 is an apocalyptic number.

It is an amenable number.

2779229896 is a deficient number, since it is larger than the sum of its proper divisors (2496051704).

2779229896 is a wasteful number, since it uses less digits than its factorization.

2779229896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13189 (or 13185 counting only the distinct ones).

The product of its digits is 13716864, while the sum is 61.

The square root of 2779229896 is about 52718.4018725909. The cubic root of 2779229896 is about 1405.9660189531.

The spelling of 2779229896 in words is "two billion, seven hundred seventy-nine million, two hundred twenty-nine thousand, eight hundred ninety-six".