8855444 has 24 divisors (see below), whose sum is σ = 17569440. Its totient is φ = 3871584.

The previous prime is 8855423. The next prime is 8855447. The reversal of 8855444 is 4445588.

It is a happy number.

8855444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an Ulam number.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 8855398 and 8855407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8855447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3494 + ... + 5469.

It is an arithmetic number, because the mean of its divisors is an integer number (732060).

Almost surely, 2^8855444 is an apocalyptic number.

It is an amenable number.

8855444 is a deficient number, since it is larger than the sum of its proper divisors (8713996).

8855444 is a wasteful number, since it uses less digits than its factorization.

8855444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8999 (or 8997 counting only the distinct ones).

The product of its digits is 102400, while the sum is 38.

The square root of 8855444 is about 2975.8098057504. The cubic root of 8855444 is about 206.8887045925. Note that the first 3 decimals are identical.

The spelling of 8855444 in words is "eight million, eight hundred fifty-five thousand, four hundred forty-four".