22323422 has 16 divisors (see below), whose sum is σ = 36720000. Its totient is φ = 10094040.

The previous prime is 22323421. The next prime is 22323437. The reversal of 22323422 is 22432322.

It is a super-3 number, since 3×22323422³ (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22323394 and 22323403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22323421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1829 + ... + 6927.

It is an arithmetic number, because the mean of its divisors is an integer number (2295000).

Almost surely, 2^22323422 is an apocalyptic number.

22323422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22323422 is a deficient number, since it is larger than the sum of its proper divisors (14396578).

22323422 is a wasteful number, since it uses less digits than its factorization.

22323422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5311.

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

The square root of 22323422 is about 4724.7668725557. The cubic root of 22323422 is about 281.5703515483.

Adding to 22323422 its reverse (22432322), we get a palindrome (44755744).

Subtracting 22323422 from its reverse (22432322), we obtain a square (108900 = 330²).

The spelling of 22323422 in words is "twenty-two million, three hundred twenty-three thousand, four hundred twenty-two".