22333724 has 12 divisors (see below), whose sum is σ = 44667504. Its totient is φ = 9571584.

The previous prime is 22333691. The next prime is 22333739. The reversal of 22333724 is 42733322.

22333724 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22333693 and 22333702.

It is a congruent number.

It is an unprimeable number.

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, 398789 + ... + 398844.

It is an arithmetic number, because the mean of its divisors is an integer number (3722292).

Almost surely, 2^22333724 is an apocalyptic number.

It is an amenable number.

22333724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22333724 is a wasteful number, since it uses less digits than its factorization.

22333724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797644 (or 797642 counting only the distinct ones).

The product of its digits is 6048, while the sum is 26.

The square root of 22333724 is about 4725.8569593249. The cubic root of 22333724 is about 281.6136587028.

The spelling of 22333724 in words is "twenty-two million, three hundred thirty-three thousand, seven hundred twenty-four".