2743227321 has 16 divisors (see below), whose sum is σ = 3879615168. Its totient is φ = 1718208000.

The previous prime is 2743227301. The next prime is 2743227343. The reversal of 2743227321 is 1237223472.

It is not a de Polignac number, because 2743227321 - 2⁶ = 2743227257 is a prime.

It is a super-2 number, since 2×2743227321² = 15050592269361674082, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2743227301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17980 + ... + 76221.

It is an arithmetic number, because the mean of its divisors is an integer number (242475948).

Almost surely, 2^2743227321 is an apocalyptic number.

It is an amenable number.

2743227321 is a deficient number, since it is larger than the sum of its proper divisors (1136387847).

2743227321 is a wasteful number, since it uses less digits than its factorization.

2743227321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94792.

The product of its digits is 28224, while the sum is 33.

The square root of 2743227321 is about 52375.8276402388. The cubic root of 2743227321 is about 1399.8685796705.

The spelling of 2743227321 in words is "two billion, seven hundred forty-three million, two hundred twenty-seven thousand, three hundred twenty-one".