32421242 has 24 divisors (see below), whose sum is σ = 57958740. Its totient is φ = 13554240.

The previous prime is 32421241. The next prime is 32421253. The reversal of 32421242 is 24212423.

It can be written as a sum of positive squares in 2 ways, for example, as 20511841 + 11909401 = 4529^2 + 3451^2 .

It is a super-2 number, since 2×32421242² = 2102273865645128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32421241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17 + ... + 8052.

Almost surely, 2^32421242 is an apocalyptic number.

32421242 is a deficient number, since it is larger than the sum of its proper divisors (25537498).

32421242 is a wasteful number, since it uses less digits than its factorization.

32421242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8126 (or 8119 counting only the distinct ones).

The product of its digits is 768, while the sum is 20.

The square root of 32421242 is about 5693.9654020726. The cubic root of 32421242 is about 318.8672252673.

Adding to 32421242 its reverse (24212423), we get a palindrome (56633665).

The spelling of 32421242 in words is "thirty-two million, four hundred twenty-one thousand, two hundred forty-two".