22324541 has 4 divisors (see below), whose sum is σ = 22869084. Its totient is φ = 21780000.

The previous prime is 22324537. The next prime is 22324571. The reversal of 22324541 is 14542322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7540516 + 14784025 = 2746^2 + 3845^2 .

It is a cyclic number.

It is not a de Polignac number, because 22324541 - 2² = 22324537 is a prime.

It is a super-3 number, since 3×22324541³ (a number of 23 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22324571) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 272210 + ... + 272291.

It is an arithmetic number, because the mean of its divisors is an integer number (5717271).

Almost surely, 2^22324541 is an apocalyptic number.

It is an amenable number.

22324541 is a deficient number, since it is larger than the sum of its proper divisors (544543).

22324541 is an equidigital number, since it uses as much as digits as its factorization.

22324541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 544542.

The product of its digits is 1920, while the sum is 23.

The square root of 22324541 is about 4724.8852896129. The cubic root of 22324541 is about 281.5750562027.

Adding to 22324541 its reverse (14542322), we get a palindrome (36866863).

The spelling of 22324541 in words is "twenty-two million, three hundred twenty-four thousand, five hundred forty-one".