32442222 has 32 divisors (see below), whose sum is σ = 69658272. Its totient is φ = 10036224.

The previous prime is 32442209. The next prime is 32442227. The reversal of 32442222 is 22224423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32442227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5268 + ... + 9624.

It is an arithmetic number, because the mean of its divisors is an integer number (2176821).

Almost surely, 2^32442222 is an apocalyptic number.

32442222 is an abundant number, since it is smaller than the sum of its proper divisors (37216050).

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

32442222 is a wasteful number, since it uses less digits than its factorization.

32442222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4452.

The product of its digits is 1536, while the sum is 21.

The square root of 32442222 is about 5695.8074054518. The cubic root of 32442222 is about 318.9359907996.

Adding to 32442222 its reverse (22224423), we get a palindrome (54666645).

The spelling of 32442222 in words is "thirty-two million, four hundred forty-two thousand, two hundred twenty-two".