2272939344 has 240 divisors, whose sum is σ = 7214538240. Its totient is φ = 663137280.

The previous prime is 2272939301. The next prime is 2272939367. The reversal of 2272939344 is 4439392722.

2272939344 is a `hidden beast` number, since 2 + 272 + 9 + 39 + 344 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2272939344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3075327 + ... + 3076065.

It is an arithmetic number, because the mean of its divisors is an integer number (30060576).

Almost surely, 2^2272939344 is an apocalyptic number.

2272939344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2272939344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3607269120).

2272939344 is an abundant number, since it is smaller than the sum of its proper divisors (4941598896).

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

2272939344 is a wasteful number, since it uses less digits than its factorization.

2272939344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 841 counting only the distinct ones).

The product of its digits is 653184, while the sum is 45.

The square root of 2272939344 is about 47675.3536326685. The cubic root of 2272939344 is about 1314.8088401545.

The spelling of 2272939344 in words is "two billion, two hundred seventy-two million, nine hundred thirty-nine thousand, three hundred forty-four".