2732761 has 2 divisors, whose sum is σ = 2732762. Its totient is φ = 2732760.

The previous prime is 2732759. The next prime is 2732797. The reversal of 2732761 is 1672372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2673225 + 59536 = 1635^2 + 244^2 .

It is a cyclic number.

It is not a de Polignac number, because 2732761 - 2¹ = 2732759 is a prime.

Together with 2732759, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2732701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1366380 + 1366381.

It is an arithmetic number, because the mean of its divisors is an integer number (1366381).

2^2732761 is an apocalyptic number.

It is an amenable number.

2732761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2732761 is an equidigital number, since it uses as much as digits as its factorization.

2732761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3528, while the sum is 28.

The square root of 2732761 is about 1653.1064696504. The cubic root of 2732761 is about 139.8085989896.

The spelling of 2732761 in words is "two million, seven hundred thirty-two thousand, seven hundred sixty-one".