2894847722 has 16 divisors (see below), whose sum is σ = 4790350152. Its totient is φ = 1303495680.

The previous prime is 2894847721. The next prime is 2894847817. The reversal of 2894847722 is 2277484982.

It can be written as a sum of positive squares in 4 ways, for example, as 1707425041 + 1187422681 = 41321^2 + 34459^2 .

It is not an unprimeable number, because it can be changed into a prime (2894847721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1356743 + ... + 1358874.

Almost surely, 2^2894847722 is an apocalyptic number.

2894847722 is a deficient number, since it is larger than the sum of its proper divisors (1895502430).

2894847722 is a wasteful number, since it uses less digits than its factorization.

2894847722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715673.

The product of its digits is 3612672, while the sum is 53.

The square root of 2894847722 is about 53803.7891044859. The cubic root of 2894847722 is about 1425.1981211351.

The spelling of 2894847722 in words is "two billion, eight hundred ninety-four million, eight hundred forty-seven thousand, seven hundred twenty-two".