4644885 has 32 divisors (see below), whose sum is σ = 8773632. Its totient is φ = 2053440.

The previous prime is 4644883. The next prime is 4644907. The reversal of 4644885 is 5884464.

It is not a de Polignac number, because 4644885 - 2¹ = 4644883 is a prime.

It is a Curzon number.

4644885 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4644881) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2542 + ... + 3968.

It is an arithmetic number, because the mean of its divisors is an integer number (274176).

Almost surely, 2^4644885 is an apocalyptic number.

It is an amenable number.

4644885 is a deficient number, since it is larger than the sum of its proper divisors (4128747).

4644885 is a wasteful number, since it uses less digits than its factorization.

4644885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473.

The product of its digits is 122880, while the sum is 39.

The square root of 4644885 is about 2155.1995267260. The cubic root of 4644885 is about 166.8495304029.

The spelling of 4644885 in words is "four million, six hundred forty-four thousand, eight hundred eighty-five".