22324542 has 32 divisors (see below), whose sum is σ = 46161792. Its totient is φ = 7192224.

The previous prime is 22324537. The next prime is 22324571. The reversal of 22324542 is 24542322.

It is a happy number.

It is a super-3 number, since 3×22324542³ (a number of 23 digits) contains 333 as substring.

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 15 ways as a sum of consecutive naturals, for example, 50173 + ... + 50615.

It is an arithmetic number, because the mean of its divisors is an integer number (1442556).

Almost surely, 2^22324542 is an apocalyptic number.

22324542 is an abundant number, since it is smaller than the sum of its proper divisors (23837250).

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

22324542 is a wasteful number, since it uses less digits than its factorization.

22324542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712.

The product of its digits is 3840, while the sum is 24.

The square root of 22324542 is about 4724.8853954355. The cubic root of 22324542 is about 281.5750604070.

Adding to 22324542 its reverse (24542322), we get a palindrome (46866864).

The spelling of 22324542 in words is "twenty-two million, three hundred twenty-four thousand, five hundred forty-two".