22132542 has 8 divisors (see below), whose sum is σ = 44265096. Its totient is φ = 7377512.

The previous prime is 22132529. The next prime is 22132567. The reversal of 22132542 is 24523122.

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

22132542 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1844373 + ... + 1844384.

It is an arithmetic number, because the mean of its divisors is an integer number (5533137).

Almost surely, 2^22132542 is an apocalyptic number.

22132542 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.

22132542 is a wasteful number, since it uses less digits than its factorization.

22132542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3688762.

The product of its digits is 960, while the sum is 21.

The square root of 22132542 is about 4704.5235678015. The cubic root of 22132542 is about 280.7655157286.

Adding to 22132542 its reverse (24523122), we get a palindrome (46655664).

The spelling of 22132542 in words is "twenty-two million, one hundred thirty-two thousand, five hundred forty-two".