32475432 has 96 divisors (see below), whose sum is σ = 91355040. Its totient is φ = 9609600.

The previous prime is 32475431. The next prime is 32475461. The reversal of 32475432 is 23457423.

Its product of digits (20160) is a multiple of the sum of its prime divisors (280).

It is a self number, because there is not a number n which added to its sum of digits gives 32475432.

It is not an unprimeable number, because it can be changed into a prime (32475431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153807 + ... + 154017.

It is an arithmetic number, because the mean of its divisors is an integer number (951615).

Almost surely, 2^32475432 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 32475432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45677520).

32475432 is an abundant number, since it is smaller than the sum of its proper divisors (58879608).

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

32475432 is a wasteful number, since it uses less digits than its factorization.

32475432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295 (or 280 counting only the distinct ones).

The product of its digits is 20160, while the sum is 30.

The square root of 32475432 is about 5698.7219619841. The cubic root of 32475432 is about 319.0447816640.

Subtracting from 32475432 its reverse (23457423), we obtain a square (9018009 = 3003²).

The spelling of 32475432 in words is "thirty-two million, four hundred seventy-five thousand, four hundred thirty-two".