8919844 has 24 divisors (see below), whose sum is σ = 16073568. Its totient is φ = 4329600.

The previous prime is 8919839. The next prime is 8919851. The reversal of 8919844 is 4489198.

It is a self number, because there is not a number n which added to its sum of digits gives 8919844.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22044 + ... + 22444.

It is an arithmetic number, because the mean of its divisors is an integer number (669732).

Almost surely, 2^8919844 is an apocalyptic number.

It is an amenable number.

8919844 is a deficient number, since it is larger than the sum of its proper divisors (7153724).

8919844 is a wasteful number, since it uses less digits than its factorization.

8919844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555 (or 553 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 8919844 is about 2986.6107881678. The cubic root of 8919844 is about 207.3890169556.

The spelling of 8919844 in words is "eight million, nine hundred nineteen thousand, eight hundred forty-four".