2689304 has 8 divisors (see below), whose sum is σ = 5042460. Its totient is φ = 1344648.

The previous prime is 2689303. The next prime is 2689333. The reversal of 2689304 is 4039862.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2689303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168074 + ... + 168089.

2^2689304 is an apocalyptic number.

It is an amenable number.

2689304 is a deficient number, since it is larger than the sum of its proper divisors (2353156).

2689304 is a wasteful number, since it uses less digits than its factorization.

2689304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336169 (or 336165 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 2689304 is about 1639.9097536145. The cubic root of 2689304 is about 139.0635459838.

The spelling of 2689304 in words is "two million, six hundred eighty-nine thousand, three hundred four".