2722262616 has 96 divisors (see below), whose sum is σ = 7521527520. Its totient is φ = 889228800.

The previous prime is 2722262591. The next prime is 2722262623. The reversal of 2722262616 is 6162622272.

2722262616 is a `hidden beast` number, since 2 + 7 + 2 + 22 + 626 + 1 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1364916 + ... + 1366908.

It is an arithmetic number, because the mean of its divisors is an integer number (78349245).

Almost surely, 2^2722262616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2722262616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3760763760).

2722262616 is an abundant number, since it is smaller than the sum of its proper divisors (4799264904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2722262616 is a wasteful number, since it uses less digits than its factorization.

2722262616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377 (or 2370 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 2722262616 is about 52175.3065731290. The cubic root of 2722262616 is about 1396.2933609523.

Adding to 2722262616 its reverse (6162622272), we get a palindrome (8884884888).

The spelling of 2722262616 in words is "two billion, seven hundred twenty-two million, two hundred sixty-two thousand, six hundred sixteen".