4394488 has 32 divisors (see below), whose sum is σ = 9525600. Its totient is φ = 1861632.

The previous prime is 4394473. The next prime is 4394561. The reversal of 4394488 is 8844934.

It is a self number, because there is not a number n which added to its sum of digits gives 4394488.

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 5028 + ... + 5836.

It is an arithmetic number, because the mean of its divisors is an integer number (297675).

Almost surely, 2^4394488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4394488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4762800).

4394488 is an abundant number, since it is smaller than the sum of its proper divisors (5131112).

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

4394488 is a wasteful number, since it uses less digits than its factorization.

4394488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919 (or 915 counting only the distinct ones).

The product of its digits is 110592, while the sum is 40.

The square root of 4394488 is about 2096.3034131537. The cubic root of 4394488 is about 163.7957997872.

The spelling of 4394488 in words is "four million, three hundred ninety-four thousand, four hundred eighty-eight".