2722144238 has 16 divisors (see below), whose sum is σ = 4510805760. Its totient is φ = 1221675000.

The previous prime is 2722144207. The next prime is 2722144241. The reversal of 2722144238 is 8324412272.

2722144238 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2722144198 and 2722144207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 781388 + ... + 784863.

It is an arithmetic number, because the mean of its divisors is an integer number (281925360).

Almost surely, 2^2722144238 is an apocalyptic number.

2722144238 is a deficient number, since it is larger than the sum of its proper divisors (1788661522).

2722144238 is a wasteful number, since it uses less digits than its factorization.

2722144238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1566343.

The product of its digits is 43008, while the sum is 35.

The square root of 2722144238 is about 52174.1721352625. The cubic root of 2722144238 is about 1396.2731213165.

The spelling of 2722144238 in words is "two billion, seven hundred twenty-two million, one hundred forty-four thousand, two hundred thirty-eight".