2725897 has 2 divisors, whose sum is σ = 2725898. Its totient is φ = 2725896.

The previous prime is 2725871. The next prime is 2725927. The reversal of 2725897 is 7985272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2013561 + 712336 = 1419^2 + 844^2 .

It is a cyclic number.

It is not a de Polignac number, because 2725897 - 2⁷ = 2725769 is a prime.

It is not a weakly prime, because it can be changed into another prime (2725817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1362948 + 1362949.

It is an arithmetic number, because the mean of its divisors is an integer number (1362949).

2^2725897 is an apocalyptic number.

It is an amenable number.

2725897 is a deficient number, since it is larger than the sum of its proper divisors (1).

2725897 is an equidigital number, since it uses as much as digits as its factorization.

2725897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 40.

The square root of 2725897 is about 1651.0290730329. The cubic root of 2725897 is about 139.6914463115.

The spelling of 2725897 in words is "two million, seven hundred twenty-five thousand, eight hundred ninety-seven".