8619944 has 16 divisors (see below), whose sum is σ = 16254420. Its totient is φ = 4285440.

The previous prime is 8619943. The next prime is 8619997. The reversal of 8619944 is 4499168.

It can be written as a sum of positive squares in 2 ways, for example, as 5152900 + 3467044 = 2270^2 + 1862^2 .

It is not an unprimeable number, because it can be changed into a prime (8619943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1529 + ... + 4424.

Almost surely, 2^8619944 is an apocalyptic number.

It is an amenable number.

8619944 is a deficient number, since it is larger than the sum of its proper divisors (7634476).

8619944 is a wasteful number, since it uses less digits than its factorization.

8619944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6140 (or 6136 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 8619944 is about 2935.9741143273. The cubic root of 8619944 is about 205.0382161551.

The spelling of 8619944 in words is "eight million, six hundred nineteen thousand, nine hundred forty-four".