2213730272 has 24 divisors (see below), whose sum is σ = 4693534776. Its totient is φ = 1021721472.

The previous prime is 2213730271. The next prime is 2213730307. The reversal of 2213730272 is 2720373122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213730271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2660318 + ... + 2661149.

It is an arithmetic number, because the mean of its divisors is an integer number (195563949).

Almost surely, 2^2213730272 is an apocalyptic number.

It is an amenable number.

2213730272 is an abundant number, since it is smaller than the sum of its proper divisors (2479804504).

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

2213730272 is a wasteful number, since it uses less digits than its factorization.

2213730272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321490 (or 5321482 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 29.

The square root of 2213730272 is about 47050.2951319118. The cubic root of 2213730272 is about 1303.2915154735.

The spelling of 2213730272 in words is "two billion, two hundred thirteen million, seven hundred thirty thousand, two hundred seventy-two".