22432322 has 16 divisors (see below), whose sum is σ = 36856512. Its totient is φ = 10155120.

The previous prime is 22432321. The next prime is 22432339. The reversal of 22432322 is 22323422.

It is a junction number, because it is equal to n+sod(n) for n = 22432294 and 22432303.

It is not an unprimeable number, because it can be changed into a prime (22432321) 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, 3848 + ... + 7724.

It is an arithmetic number, because the mean of its divisors is an integer number (2303532).

Almost surely, 2^22432322 is an apocalyptic number.

22432322 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22432322 is a deficient number, since it is larger than the sum of its proper divisors (14424190).

22432322 is a wasteful number, since it uses less digits than its factorization.

22432322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4153.

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

The square root of 22432322 is about 4736.2772300616. The cubic root of 22432322 is about 282.0274691147.

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

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

The spelling of 22432322 in words is "twenty-two million, four hundred thirty-two thousand, three hundred twenty-two".