22041324 has 18 divisors (see below), whose sum is σ = 55715660. Its totient is φ = 7347096.

The previous prime is 22041323. The next prime is 22041343. The reversal of 22041324 is 42314022.

It is a tau number, because it is divible by the number of its divisors (18).

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

It is a junction number, because it is equal to n+sod(n) for n = 22041297 and 22041306.

It is not an unprimeable number, because it can be changed into a prime (22041323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 306094 + ... + 306165.

Almost surely, 2^22041324 is an apocalyptic number.

It is an amenable number.

22041324 is an abundant number, since it is smaller than the sum of its proper divisors (33674336).

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

22041324 is a wasteful number, since it uses less digits than its factorization.

22041324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612269 (or 612264 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 22041324 is about 4694.8188463454. The cubic root of 22041324 is about 280.3792649585.

Adding to 22041324 its reverse (42314022), we get a palindrome (64355346).

The spelling of 22041324 in words is "twenty-two million, forty-one thousand, three hundred twenty-four".