22403324 has 12 divisors (see below), whose sum is σ = 39587184. Its totient is φ = 11092704.

The previous prime is 22403323. The next prime is 22403363. The reversal of 22403324 is 42330422.

It is a junction number, because it is equal to n+sod(n) for n = 22403296 and 22403305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22403323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26777 + ... + 27600.

It is an arithmetic number, because the mean of its divisors is an integer number (3298932).

Almost surely, 2^22403324 is an apocalyptic number.

It is an amenable number.

22403324 is a deficient number, since it is larger than the sum of its proper divisors (17183860).

22403324 is a wasteful number, since it uses less digits than its factorization.

22403324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54484 (or 54482 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 22403324 is about 4733.2149750460. The cubic root of 22403324 is about 281.9058921769.

Adding to 22403324 its reverse (42330422), we get a palindrome (64733746).

The spelling of 22403324 in words is "twenty-two million, four hundred three thousand, three hundred twenty-four".