4440618 has 48 divisors (see below), whose sum is σ = 11846016. Its totient is φ = 1170720.

The previous prime is 4440613. The next prime is 4440619. The reversal of 4440618 is 8160444.

4440618 is a `hidden beast` number, since 4 + 4 + 40 + 618 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4440591 and 4440600.

It is not an unprimeable number, because it can be changed into a prime (4440613) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 283 + ... + 2993.

It is an arithmetic number, because the mean of its divisors is an integer number (246792).

Almost surely, 2^4440618 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4440618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5923008).

4440618 is an abundant number, since it is smaller than the sum of its proper divisors (7405398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4440618 is a wasteful number, since it uses less digits than its factorization.

4440618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2739 (or 2736 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

The square root of 4440618 is about 2107.2773903784. The cubic root of 4440618 is about 164.3669406237.

The spelling of 4440618 in words is "four million, four hundred forty thousand, six hundred eighteen".