22032342 has 24 divisors (see below), whose sum is σ = 48213360. Its totient is φ = 7270800.

The previous prime is 22032337. The next prime is 22032371. The reversal of 22032342 is 24323022.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4242 + ... + 7877.

It is an arithmetic number, because the mean of its divisors is an integer number (2008890).

Almost surely, 2^22032342 is an apocalyptic number.

22032342 is an abundant number, since it is smaller than the sum of its proper divisors (26181018).

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

22032342 is a wasteful number, since it uses less digits than its factorization.

22032342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12228 (or 12225 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 22032342 is about 4693.8621624415. The cubic root of 22032342 is about 280.3411742534.

Adding to 22032342 its reverse (24323022), we get a palindrome (46355364).

The spelling of 22032342 in words is "twenty-two million, thirty-two thousand, three hundred forty-two".