32023332 has 72 divisors (see below), whose sum is σ = 88976160. Its totient is φ = 9630720.

The previous prime is 32023331. The next prime is 32023349. The reversal of 32023332 is 23332023.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (32023331) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 76219 + ... + 76637.

It is an arithmetic number, because the mean of its divisors is an integer number (1235780).

Almost surely, 2^32023332 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 32023332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44488080).

32023332 is an abundant number, since it is smaller than the sum of its proper divisors (56952828).

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

32023332 is a wasteful number, since it uses less digits than its factorization.

32023332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 18.

The square root of 32023332 is about 5658.9161506423. The cubic root of 32023332 is about 317.5573525674.

Adding to 32023332 its reverse (23332023), we get a palindrome (55355355).

The spelling of 32023332 in words is "thirty-two million, twenty-three thousand, three hundred thirty-two".