2727997 has 2 divisors, whose sum is σ = 2727998. Its totient is φ = 2727996.

The previous prime is 2727979. The next prime is 2728013. The reversal of 2727997 is 7997272.

Together with previous prime (2727979) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1907161 + 820836 = 1381^2 + 906^2 .

It is a cyclic number.

It is not a de Polignac number, because 2727997 - 2¹⁵ = 2695229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2727097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1363998 + 1363999.

It is an arithmetic number, because the mean of its divisors is an integer number (1363999).

2^2727997 is an apocalyptic number.

It is an amenable number.

2727997 is a deficient number, since it is larger than the sum of its proper divisors (1).

2727997 is an equidigital number, since it uses as much as digits as its factorization.

2727997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 111132, while the sum is 43.

The square root of 2727997 is about 1651.6649175907. The cubic root of 2727997 is about 139.7273093366.

The spelling of 2727997 in words is "two million, seven hundred twenty-seven thousand, nine hundred ninety-seven".