2722746749 has 2 divisors, whose sum is σ = 2722746750. Its totient is φ = 2722746748.

The previous prime is 2722746703. The next prime is 2722746779. The reversal of 2722746749 is 9476472272.

2722746749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2035363225 + 687383524 = 45115^2 + 26218^2 .

It is a cyclic number.

It is not a de Polignac number, because 2722746749 - 2¹² = 2722742653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2722746697 and 2722746706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2722746779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1361373374 + 1361373375.

It is an arithmetic number, because the mean of its divisors is an integer number (1361373375).

Almost surely, 2^2722746749 is an apocalyptic number.

It is an amenable number.

2722746749 is a deficient number, since it is larger than the sum of its proper divisors (1).

2722746749 is an equidigital number, since it uses as much as digits as its factorization.

2722746749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 50.

The square root of 2722746749 is about 52179.9458508726. The cubic root of 2722746749 is about 1396.3761293108.

The spelling of 2722746749 in words is "two billion, seven hundred twenty-two million, seven hundred forty-six thousand, seven hundred forty-nine".