32445242 has 8 divisors (see below), whose sum is σ = 48705600. Its totient is φ = 16210044.

The previous prime is 32445233. The next prime is 32445247. The reversal of 32445242 is 24254423.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×32445242³ (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (32445247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2642 + ... + 8477.

It is an arithmetic number, because the mean of its divisors is an integer number (6088200).

Almost surely, 2^32445242 is an apocalyptic number.

32445242 is a deficient number, since it is larger than the sum of its proper divisors (16260358).

32445242 is a wasteful number, since it uses less digits than its factorization.

32445242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12580.

The product of its digits is 7680, while the sum is 26.

The square root of 32445242 is about 5696.0725065610. The cubic root of 32445242 is about 318.9458869241.

Adding to 32445242 its reverse (24254423), we get a palindrome (56699665).

The spelling of 32445242 in words is "thirty-two million, four hundred forty-five thousand, two hundred forty-two".