964432 has 40 divisors (see below), whose sum is σ = 2182400. Its totient is φ = 404352.

The previous prime is 964423. The next prime is 964433. The reversal of 964432 is 234469.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a nialpdrome in base 10 and base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 964432.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964433) by changing a digit.

964432 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 7 ways as a sum of consecutive naturals, for example, 8794 + ... + 8902.

It is an arithmetic number, because the mean of its divisors is an integer number (54560).

2⁹⁶⁴⁴³² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 964432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1091200).

964432 is an abundant number, since it is smaller than the sum of its proper divisors (1217968).

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

964432 is a wasteful number, since it uses less digits than its factorization.

964432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 197 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 964432 is about 982.0549882771. The cubic root of 964432 is about 98.8000590077.

The spelling of 964432 in words is "nine hundred sixty-four thousand, four hundred thirty-two".