8961944 has 32 divisors (see below), whose sum is σ = 17463600. Its totient is φ = 4308480.

The previous prime is 8961943. The next prime is 8961959. The reversal of 8961944 is 4491698.

8961944 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 (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8961943) 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, 29039 + ... + 29345.

Almost surely, 2^8961944 is an apocalyptic number.

It is an amenable number.

8961944 is a deficient number, since it is larger than the sum of its proper divisors (8501656).

8961944 is a wasteful number, since it uses less digits than its factorization.

8961944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 439 counting only the distinct ones).

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

The square root of 8961944 is about 2993.6506142167. The cubic root of 8961944 is about 207.7147841315.

The spelling of 8961944 in words is "eight million, nine hundred sixty-one thousand, nine hundred forty-four".