2694866 has 4 divisors (see below), whose sum is σ = 4042302. Its totient is φ = 1347432.

The previous prime is 2694863. The next prime is 2694869. The reversal of 2694866 is 6684962.

2694866 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6684962 = 2 ⋅3342481.

It is an interprime number because it is at equal distance from previous prime (2694863) and next prime (2694869).

It can be written as a sum of positive squares in only one way, i.e., 2088025 + 606841 = 1445^2 + 779^2 .

It is not an unprimeable number, because it can be changed into a prime (2694863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673715 + ... + 673718.

2^2694866 is an apocalyptic number.

2694866 is a deficient number, since it is larger than the sum of its proper divisors (1347436).

2694866 is a wasteful number, since it uses less digits than its factorization.

2694866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347435.

The product of its digits is 124416, while the sum is 41.

The square root of 2694866 is about 1641.6047027223. The cubic root of 2694866 is about 139.1593500562.

The spelling of 2694866 in words is "two million, six hundred ninety-four thousand, eight hundred sixty-six".