964544 has 28 divisors (see below), whose sum is σ = 2188464. Its totient is φ = 413184.

The previous prime is 964531. The next prime is 964559. The reversal of 964544 is 445469.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 964544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629 + ... + 1524.

2⁹⁶⁴⁵⁴⁴ is an apocalyptic number.

It is an amenable number.

964544 is an abundant number, since it is smaller than the sum of its proper divisors (1223920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

964544 is a wasteful number, since it uses less digits than its factorization.

964544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2172 (or 2162 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 964544 is about 982.1120099052. The cubic root of 964544 is about 98.8038834274.

The spelling of 964544 in words is "nine hundred sixty-four thousand, five hundred forty-four".