2725794647 has 2 divisors, whose sum is σ = 2725794648. Its totient is φ = 2725794646.

The previous prime is 2725794641. The next prime is 2725794649. The reversal of 2725794647 is 7464975272.

It is a happy number.

2725794647 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 is a cyclic number.

It is not a de Polignac number, because 2725794647 - 2²⁴ = 2709017431 is a prime.

It is a super-2 number, since 2×2725794647² = 14859912915227709218, which contains 22 as substring.

Together with 2725794649, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725794641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362897323 + 1362897324.

It is an arithmetic number, because the mean of its divisors is an integer number (1362897324).

Almost surely, 2^2725794647 is an apocalyptic number.

2725794647 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725794647 is an equidigital number, since it uses as much as digits as its factorization.

2725794647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5927040, while the sum is 53.

The square root of 2725794647 is about 52209.1433275820. The cubic root of 2725794647 is about 1396.8969789407.

The spelling of 2725794647 in words is "two billion, seven hundred twenty-five million, seven hundred ninety-four thousand, six hundred forty-seven".