2745819722 has 16 divisors (see below), whose sum is σ = 4142021832. Its totient is φ = 1365162240.

The previous prime is 2745819701. The next prime is 2745819743. The reversal of 2745819722 is 2279185472.

It is an interprime number because it is at equal distance from previous prime (2745819701) and next prime (2745819743).

It can be written as a sum of positive squares in 4 ways, for example, as 2315630641 + 430189081 = 48121^2 + 20741^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378998 + ... + 386174.

Almost surely, 2^2745819722 is an apocalyptic number.

2745819722 is a deficient number, since it is larger than the sum of its proper divisors (1396202110).

2745819722 is a wasteful number, since it uses less digits than its factorization.

2745819722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8233.

The product of its digits is 564480, while the sum is 47.

The square root of 2745819722 is about 52400.5698633135. The cubic root of 2745819722 is about 1400.3094081446.

The spelling of 2745819722 in words is "two billion, seven hundred forty-five million, eight hundred nineteen thousand, seven hundred twenty-two".