22068572 has 12 divisors (see below), whose sum is σ = 38844456. Its totient is φ = 10970160.

The previous prime is 22068551. The next prime is 22068583. The reversal of 22068572 is 27586022.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15254 + ... + 16637.

It is an arithmetic number, because the mean of its divisors is an integer number (3237038).

Almost surely, 2^22068572 is an apocalyptic number.

It is an amenable number.

22068572 is a deficient number, since it is larger than the sum of its proper divisors (16775884).

22068572 is a wasteful number, since it uses less digits than its factorization.

22068572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32068 (or 32066 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 22068572 is about 4697.7198724488. The cubic root of 22068572 is about 280.4947545153.

The spelling of 22068572 in words is "twenty-two million, sixty-eight thousand, five hundred seventy-two".