32133442 has 16 divisors (see below), whose sum is σ = 52676064. Its totient is φ = 14580000.

The previous prime is 32133433. The next prime is 32133443. The reversal of 32133442 is 24433123.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (32133443) 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 7 ways as a sum of consecutive naturals, for example, 16942 + ... + 18742.

It is an arithmetic number, because the mean of its divisors is an integer number (3292254).

Almost surely, 2^32133442 is an apocalyptic number.

32133442 is a deficient number, since it is larger than the sum of its proper divisors (20542622).

32133442 is a wasteful number, since it uses less digits than its factorization.

32133442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625.

The product of its digits is 1728, while the sum is 22.

The square root of 32133442 is about 5668.6366967729. The cubic root of 32133442 is about 317.9209024955.

Adding to 32133442 its reverse (24433123), we get a palindrome (56566565).

The spelling of 32133442 in words is "thirty-two million, one hundred thirty-three thousand, four hundred forty-two".