2745727393 has 8 divisors (see below), whose sum is σ = 2754064800. Its totient is φ = 2737403808.

The previous prime is 2745727379. The next prime is 2745727421. The reversal of 2745727393 is 3937275472.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2745727393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2745727343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 498030 + ... + 503512.

It is an arithmetic number, because the mean of its divisors is an integer number (344258100).

Almost surely, 2^2745727393 is an apocalyptic number.

It is an amenable number.

2745727393 is a deficient number, since it is larger than the sum of its proper divisors (8337407).

2745727393 is an equidigital number, since it uses as much as digits as its factorization.

2745727393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911.

The product of its digits is 2222640, while the sum is 49.

The square root of 2745727393 is about 52399.6888635801. The cubic root of 2745727393 is about 1400.2937126960.

The spelling of 2745727393 in words is "two billion, seven hundred forty-five million, seven hundred twenty-seven thousand, three hundred ninety-three".