2779797322 has 16 divisors (see below), whose sum is σ = 4225429152. Its totient is φ = 1371364720.

The previous prime is 2779797263. The next prime is 2779797323. The reversal of 2779797322 is 2237979772.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2779797323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121797 + ... + 142807.

It is an arithmetic number, because the mean of its divisors is an integer number (264089322).

Almost surely, 2^2779797322 is an apocalyptic number.

2779797322 is a deficient number, since it is larger than the sum of its proper divisors (1445631830).

2779797322 is a wasteful number, since it uses less digits than its factorization.

2779797322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21893.

The product of its digits is 4667544, while the sum is 55.

The square root of 2779797322 is about 52723.7832671367. The cubic root of 2779797322 is about 1406.0616962230.

The spelling of 2779797322 in words is "two billion, seven hundred seventy-nine million, seven hundred ninety-seven thousand, three hundred twenty-two".