22066716 has 48 divisors (see below), whose sum is σ = 59076864. Its totient is φ = 6279936.

The previous prime is 22066691. The next prime is 22066721. The reversal of 22066716 is 61766022.

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 15 ways as a sum of consecutive naturals, for example, 36916 + ... + 37508.

It is an arithmetic number, because the mean of its divisors is an integer number (1230768).

Almost surely, 2^22066716 is an apocalyptic number.

It is an amenable number.

22066716 is an abundant number, since it is smaller than the sum of its proper divisors (37010148).

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

22066716 is a wasteful number, since it uses less digits than its factorization.

22066716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050 (or 1048 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 22066716 is about 4697.5223256521. The cubic root of 22066716 is about 280.4868909516.

The spelling of 22066716 in words is "twenty-two million, sixty-six thousand, seven hundred sixteen".