2761397 has 2 divisors, whose sum is σ = 2761398. Its totient is φ = 2761396.

The previous prime is 2761393. The next prime is 2761411. The reversal of 2761397 is 7931672.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2686321 + 75076 = 1639^2 + 274^2 .

It is a cyclic number.

It is not a de Polignac number, because 2761397 - 2² = 2761393 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 (2761393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1380698 + 1380699.

It is an arithmetic number, because the mean of its divisors is an integer number (1380699).

2^2761397 is an apocalyptic number.

It is an amenable number.

2761397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2761397 is an equidigital number, since it uses as much as digits as its factorization.

2761397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876, while the sum is 35.

The square root of 2761397 is about 1661.7451669856. The cubic root of 2761397 is about 140.2952442722.

The spelling of 2761397 in words is "two million, seven hundred sixty-one thousand, three hundred ninety-seven".