32022138 has 8 divisors (see below), whose sum is σ = 64044288. Its totient is φ = 10674044.

The previous prime is 32022121. The next prime is 32022139. The reversal of 32022138 is 83122023.

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

32022138 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (32022139) 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, 2668506 + ... + 2668517.

It is an arithmetic number, because the mean of its divisors is an integer number (8005536).

Almost surely, 2^32022138 is an apocalyptic number.

32022138 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

32022138 is a wasteful number, since it uses less digits than its factorization.

32022138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5337028.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 32022138 is about 5658.8106524251. The cubic root of 32022138 is about 317.5534057764.

The spelling of 32022138 in words is "thirty-two million, twenty-two thousand, one hundred thirty-eight".