2272656344 has 16 divisors (see below), whose sum is σ = 4869978000. Its totient is φ = 973995552.

The previous prime is 2272656343. The next prime is 2272656349. The reversal of 2272656344 is 4436562722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272656343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20291519 + ... + 20291630.

It is an arithmetic number, because the mean of its divisors is an integer number (304373625).

Almost surely, 2^2272656344 is an apocalyptic number.

It is an amenable number.

2272656344 is an abundant number, since it is smaller than the sum of its proper divisors (2597321656).

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

2272656344 is a wasteful number, since it uses less digits than its factorization.

2272656344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40583162 (or 40583158 counting only the distinct ones).

The product of its digits is 483840, while the sum is 41.

The square root of 2272656344 is about 47672.3855497079. The cubic root of 2272656344 is about 1314.7542696492.

The spelling of 2272656344 in words is "two billion, two hundred seventy-two million, six hundred fifty-six thousand, three hundred forty-four".