4440818 has 4 divisors (see below), whose sum is σ = 6661230. Its totient is φ = 2220408.

The previous prime is 4440803. The next prime is 4440823. The reversal of 4440818 is 8180444.

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

It can be written as a sum of positive squares in only one way, i.e., 4439449 + 1369 = 2107^2 + 37^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1110203 + ... + 1110206.

Almost surely, 2^4440818 is an apocalyptic number.

4440818 is a deficient number, since it is larger than the sum of its proper divisors (2220412).

4440818 is a wasteful number, since it uses less digits than its factorization.

4440818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220411.

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 4440818 is about 2107.3248444414. The cubic root of 4440818 is about 164.3694082153.

The spelling of 4440818 in words is "four million, four hundred forty thousand, eight hundred eighteen".