965644 has 12 divisors (see below), whose sum is σ = 1713544. Its totient is φ = 476064.

The previous prime is 965639. The next prime is 965647. The reversal of 965644 is 446569.

965644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (965647) 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, 1362 + ... + 1945.

2⁹⁶⁵⁶⁴⁴ is an apocalyptic number.

It is an amenable number.

965644 is a deficient number, since it is larger than the sum of its proper divisors (747900).

965644 is a wasteful number, since it uses less digits than its factorization.

965644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384 (or 3382 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 965644 is about 982.6718679193. The cubic root of 965644 is about 98.8414289695.

The spelling of 965644 in words is "nine hundred sixty-five thousand, six hundred forty-four".