2694691 has 2 divisors, whose sum is σ = 2694692. Its totient is φ = 2694690.

The previous prime is 2694689. The next prime is 2694719. The reversal of 2694691 is 1964962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2694691 - 2¹ = 2694689 is a prime.

It is a super-2 number, since 2×2694691² = 14522719170962, which contains 22 as substring.

Together with 2694689, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2694691.

It is not a weakly prime, because it can be changed into another prime (2694631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347345 + 1347346.

It is an arithmetic number, because the mean of its divisors is an integer number (1347346).

2^2694691 is an apocalyptic number.

2694691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2694691 is an equidigital number, since it uses as much as digits as its factorization.

2694691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 37.

The square root of 2694691 is about 1641.5514003527. The cubic root of 2694691 is about 139.1563377341.

The spelling of 2694691 in words is "two million, six hundred ninety-four thousand, six hundred ninety-one".