3904689585 has 8 divisors (see below), whose sum is σ = 6247503360. Its totient is φ = 2082501104.

The previous prime is 3904689559. The next prime is 3904689589. The reversal of 3904689585 is 5859864093.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3904689585 - 2⁷ = 3904689457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3904689589) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130156305 + ... + 130156334.

It is an arithmetic number, because the mean of its divisors is an integer number (780937920).

Almost surely, 2^3904689585 is an apocalyptic number.

It is an amenable number.

3904689585 is a deficient number, since it is larger than the sum of its proper divisors (2342813775).

3904689585 is a wasteful number, since it uses less digits than its factorization.

3904689585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260312647.

The product of its (nonzero) digits is 9331200, while the sum is 57.

The square root of 3904689585 is about 62487.5154330847. The cubic root of 3904689585 is about 1574.6915778036.

The spelling of 3904689585 in words is "three billion, nine hundred four million, six hundred eighty-nine thousand, five hundred eighty-five".