2690684 has 12 divisors (see below), whose sum is σ = 4730544. Its totient is φ = 1339104.

The previous prime is 2690671. The next prime is 2690689. The reversal of 2690684 is 4860962.

2690684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2690689) 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 in 3 ways as a sum of consecutive naturals, for example, 512 + ... + 2375.

It is an arithmetic number, because the mean of its divisors is an integer number (394212).

2^2690684 is an apocalyptic number.

It is an amenable number.

2690684 is a deficient number, since it is larger than the sum of its proper divisors (2039860).

2690684 is a wasteful number, since it uses less digits than its factorization.

2690684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3124 (or 3122 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 2690684 is about 1640.3304545121. The cubic root of 2690684 is about 139.0873284541.

The spelling of 2690684 in words is "two million, six hundred ninety thousand, six hundred eighty-four".