4418885 has 4 divisors (see below), whose sum is σ = 5302668. Its totient is φ = 3535104.

The previous prime is 4418881. The next prime is 4418903. The reversal of 4418885 is 5888144.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2937796 + 1481089 = 1714^2 + 1217^2 .

It is a cyclic number.

It is not a de Polignac number, because 4418885 - 2² = 4418881 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4418881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441884 + ... + 441893.

It is an arithmetic number, because the mean of its divisors is an integer number (1325667).

Almost surely, 2^4418885 is an apocalyptic number.

It is an amenable number.

4418885 is a deficient number, since it is larger than the sum of its proper divisors (883783).

4418885 is an equidigital number, since it uses as much as digits as its factorization.

4418885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883782.

The product of its digits is 40960, while the sum is 38.

The square root of 4418885 is about 2102.1144117293. The cubic root of 4418885 is about 164.0983571210.

The spelling of 4418885 in words is "four million, four hundred eighteen thousand, eight hundred eighty-five".