4006504 has 16 divisors (see below), whose sum is σ = 7571520. Its totient is φ = 1987440.

The previous prime is 4006489. The next prime is 4006517. The reversal of 4006504 is 4056004.

4006504 is a modest number, since divided by 6504 gives 40 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864 + ... + 2959.

It is an arithmetic number, because the mean of its divisors is an integer number (473220).

Almost surely, 2^4006504 is an apocalyptic number.

It is an amenable number.

4006504 is a deficient number, since it is larger than the sum of its proper divisors (3565016).

4006504 is a wasteful number, since it uses less digits than its factorization.

4006504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3960 (or 3956 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 4006504 is about 2001.6253395678. The cubic root of 4006504 is about 158.8260957438.

The spelling of 4006504 in words is "four million, six thousand, five hundred four".