3638704 has 10 divisors (see below), whose sum is σ = 7050020. Its totient is φ = 1819344.

The previous prime is 3638699. The next prime is 3638753. The reversal of 3638704 is 4078363.

3638704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 as a sum of consecutive naturals, namely, 113694 + ... + 113725.

It is an arithmetic number, because the mean of its divisors is an integer number (705002).

Almost surely, 2^3638704 is an apocalyptic number.

It is an amenable number.

3638704 is a deficient number, since it is larger than the sum of its proper divisors (3411316).

3638704 is a wasteful number, since it uses less digits than its factorization.

3638704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227427 (or 227421 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 3638704 is about 1907.5387283093. The cubic root of 3638704 is about 153.8091750098.

The spelling of 3638704 in words is "three million, six hundred thirty-eight thousand, seven hundred four".