4006604 has 12 divisors (see below), whose sum is σ = 8013264. Its totient is φ = 1717104.

The previous prime is 4006603. The next prime is 4006621. The reversal of 4006604 is 4066004.

4006604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

4006604 is an admirable number.

It is a super-2 number, since 2×4006604² = 32105751225632, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4006603) 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, 71519 + ... + 71574.

It is an arithmetic number, because the mean of its divisors is an integer number (667772).

Almost surely, 2^4006604 is an apocalyptic number.

It is an amenable number.

4006604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4006604 is a wasteful number, since it uses less digits than its factorization.

4006604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143104 (or 143102 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4006604 is about 2001.6503191117. The cubic root of 4006604 is about 158.8274171350.

The spelling of 4006604 in words is "four million, six thousand, six hundred four".