2745933305 has 4 divisors (see below), whose sum is σ = 3295119972. Its totient is φ = 2196746640.

The previous prime is 2745933299. The next prime is 2745933317. The reversal of 2745933305 is 5033395472.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 696379321 + 2049553984 = 26389^2 + 45272^2 .

It is not a de Polignac number, because 2745933305 - 2¹⁶ = 2745867769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 274593326 + ... + 274593335.

It is an arithmetic number, because the mean of its divisors is an integer number (823779993).

Almost surely, 2^2745933305 is an apocalyptic number.

It is an amenable number.

2745933305 is a deficient number, since it is larger than the sum of its proper divisors (549186667).

2745933305 is an equidigital number, since it uses as much as digits as its factorization.

2745933305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549186666.

The product of its (nonzero) digits is 340200, while the sum is 41.

The square root of 2745933305 is about 52401.6536475711. The cubic root of 2745933305 is about 1400.3287161796.

The spelling of 2745933305 in words is "two billion, seven hundred forty-five million, nine hundred thirty-three thousand, three hundred five".