2694884789 has 2 divisors, whose sum is σ = 2694884790. Its totient is φ = 2694884788.

The previous prime is 2694884737. The next prime is 2694884807. The reversal of 2694884789 is 9874884962.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1992104689 + 702780100 = 44633^2 + 26510^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2694884789 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2694884719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347442394 + 1347442395.

It is an arithmetic number, because the mean of its divisors is an integer number (1347442395).

Almost surely, 2^2694884789 is an apocalyptic number.

It is an amenable number.

2694884789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2694884789 is an equidigital number, since it uses as much as digits as its factorization.

2694884789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 55738368, while the sum is 65.

The square root of 2694884789 is about 51912.2797515193. The cubic root of 2694884789 is about 1391.5967346854.

The spelling of 2694884789 in words is "two billion, six hundred ninety-four million, eight hundred eighty-four thousand, seven hundred eighty-nine".