4033985 has 8 divisors (see below), whose sum is σ = 5095680. Its totient is φ = 3057264.

The previous prime is 4033979. The next prime is 4034011. The reversal of 4033985 is 5893304.

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 4033985 - 2⁶ = 4033921 is a prime.

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, 21137 + ... + 21326.

It is an arithmetic number, because the mean of its divisors is an integer number (636960).

Almost surely, 2^4033985 is an apocalyptic number.

It is an amenable number.

4033985 is a deficient number, since it is larger than the sum of its proper divisors (1061695).

4033985 is a wasteful number, since it uses less digits than its factorization.

4033985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42487.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 4033985 is about 2008.4782796934. The cubic root of 4033985 is about 159.1884031728.

The spelling of 4033985 in words is "four million, thirty-three thousand, nine hundred eighty-five".