3203985 has 8 divisors (see below), whose sum is σ = 5126400. Its totient is φ = 1708784.

The previous prime is 3203957. The next prime is 3203999. The reversal of 3203985 is 5893023.

It is a happy number.

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 3203985 - 2⁷ = 3203857 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106785 + ... + 106814.

It is an arithmetic number, because the mean of its divisors is an integer number (640800).

Almost surely, 2^3203985 is an apocalyptic number.

It is an amenable number.

3203985 is a deficient number, since it is larger than the sum of its proper divisors (1922415).

3203985 is a wasteful number, since it uses less digits than its factorization.

3203985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213607.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 3203985 is about 1789.9678768067. The cubic root of 3203985 is about 147.4224048441.

The spelling of 3203985 in words is "three million, two hundred three thousand, nine hundred eighty-five".