22422324 has 12 divisors (see below), whose sum is σ = 52318784. Its totient is φ = 7474104.

The previous prime is 22422317. The next prime is 22422329. The reversal of 22422324 is 42322422.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×22422324² = 1005521227121952, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 22422324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22422329) 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 3 ways as a sum of consecutive naturals, for example, 934252 + ... + 934275.

Almost surely, 2^22422324 is an apocalyptic number.

It is an amenable number.

22422324 is an abundant number, since it is smaller than the sum of its proper divisors (29896460).

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

22422324 is a wasteful number, since it uses less digits than its factorization.

22422324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868534 (or 1868532 counting only the distinct ones).

The product of its digits is 1536, while the sum is 21.

The square root of 22422324 is about 4735.2216421198. The cubic root of 22422324 is about 281.9855633674.

Adding to 22422324 its reverse (42322422), we get a palindrome (64744746).

The spelling of 22422324 in words is "twenty-two million, four hundred twenty-two thousand, three hundred twenty-four".