3639704 has 32 divisors (see below), whose sum is σ = 7223040. Its totient is φ = 1716000.

The previous prime is 3639689. The next prime is 3639719. The reversal of 3639704 is 4079363.

3639704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3639689) and next prime (3639719).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 24029 + ... + 24179.

It is an arithmetic number, because the mean of its divisors is an integer number (225720).

Almost surely, 2^3639704 is an apocalyptic number.

It is an amenable number.

3639704 is a deficient number, since it is larger than the sum of its proper divisors (3583336).

3639704 is a wasteful number, since it uses less digits than its factorization.

3639704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 307 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 3639704 is about 1907.8008281789. The cubic root of 3639704 is about 153.8232638252.

The spelling of 3639704 in words is "three million, six hundred thirty-nine thousand, seven hundred four".