2272605349 has 6 divisors (see below), whose sum is σ = 2643643014. Its totient is φ = 1947947400.

The previous prime is 2272605347. The next prime is 2272605397. The reversal of 2272605349 is 9435062722.

2272605349 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1972692225 + 299913124 = 44415^2 + 17318^2 .

It is not a de Polignac number, because 2272605349 - 2¹ = 2272605347 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2272605347) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23189802 + ... + 23189899.

It is an arithmetic number, because the mean of its divisors is an integer number (440607169).

Almost surely, 2^2272605349 is an apocalyptic number.

It is an amenable number.

2272605349 is a deficient number, since it is larger than the sum of its proper divisors (371037665).

2272605349 is an equidigital number, since it uses as much as digits as its factorization.

2272605349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46379715 (or 46379708 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 2272605349 is about 47671.8506982894. The cubic root of 2272605349 is about 1314.7444358709.

The spelling of 2272605349 in words is "two billion, two hundred seventy-two million, six hundred five thousand, three hundred forty-nine".