32443242 has 64 divisors (see below), whose sum is σ = 75841920. Its totient is φ = 9160704.

The previous prime is 32443231. The next prime is 32443247. The reversal of 32443242 is 24234423.

It is not an unprimeable number, because it can be changed into a prime (32443247) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56734 + ... + 57302.

It is an arithmetic number, because the mean of its divisors is an integer number (1185030).

Almost surely, 2^32443242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32443242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37920960).

32443242 is an abundant number, since it is smaller than the sum of its proper divisors (43398678).

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

32443242 is a wasteful number, since it uses less digits than its factorization.

32443242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647.

The product of its digits is 4608, while the sum is 24.

The square root of 32443242 is about 5695.8969442924. The cubic root of 32443242 is about 318.9393332679.

Adding to 32443242 its reverse (24234423), we get a palindrome (56677665).

The spelling of 32443242 in words is "thirty-two million, four hundred forty-three thousand, two hundred forty-two".