2725871 has 2 divisors, whose sum is σ = 2725872. Its totient is φ = 2725870.

The previous prime is 2725847. The next prime is 2725897. The reversal of 2725871 is 1785272.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2725871 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2725841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362935 + 1362936.

It is an arithmetic number, because the mean of its divisors is an integer number (1362936).

2^2725871 is an apocalyptic number.

2725871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725871 is an equidigital number, since it uses as much as digits as its factorization.

2725871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7840, while the sum is 32.

The square root of 2725871 is about 1651.0211991371. The cubic root of 2725871 is about 139.6910021777.

The spelling of 2725871 in words is "two million, seven hundred twenty-five thousand, eight hundred seventy-one".