4382985 has 16 divisors (see below), whose sum is σ = 7163136. Its totient is φ = 2287488.

The previous prime is 4382953. The next prime is 4383011. The reversal of 4382985 is 5892834.

It is a happy number.

It is not a de Polignac number, because 4382985 - 2⁵ = 4382953 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404 + ... + 3813.

It is an arithmetic number, because the mean of its divisors is an integer number (447696).

Almost surely, 2^4382985 is an apocalyptic number.

It is an amenable number.

4382985 is a deficient number, since it is larger than the sum of its proper divisors (2780151).

4382985 is a wasteful number, since it uses less digits than its factorization.

4382985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272.

The product of its digits is 69120, while the sum is 39.

The square root of 4382985 is about 2093.5579762691. The cubic root of 4382985 is about 163.6527577570.

It can be divided in two parts, 43 and 82985, that added together give a triangular number (83028 = T₄₀₇).

The spelling of 4382985 in words is "four million, three hundred eighty-two thousand, nine hundred eighty-five".