22233320 has 32 divisors (see below), whose sum is σ = 50418720. Its totient is φ = 8823360.

The previous prime is 22233317. The next prime is 22233359. The reversal of 22233320 is 2333222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3119 + ... + 7361.

It is an arithmetic number, because the mean of its divisors is an integer number (1575585).

Almost surely, 2^22233320 is an apocalyptic number.

22233320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22233320 is an abundant number, since it is smaller than the sum of its proper divisors (28185400).

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

22233320 is a wasteful number, since it uses less digits than its factorization.

22233320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4385 (or 4381 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 22233320 is about 4715.2221580748. Note that the first 3 decimals coincide. The cubic root of 22233320 is about 281.1910151200.

Adding to 22233320 its reverse (2333222), we get a palindrome (24566542).

It can be divided in two parts, 2 and 2233320, that added together give a palindrome (2233322).

The spelling of 22233320 in words is "twenty-two million, two hundred thirty-three thousand, three hundred twenty".