22705532 has 12 divisors (see below), whose sum is σ = 41826120. Its totient is φ = 10755216.

The previous prime is 22705517. The next prime is 22705537. The reversal of 22705532 is 23550722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22705537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149303 + ... + 149454.

It is an arithmetic number, because the mean of its divisors is an integer number (3485510).

Almost surely, 2^22705532 is an apocalyptic number.

It is an amenable number.

22705532 is a deficient number, since it is larger than the sum of its proper divisors (19120588).

22705532 is a wasteful number, since it uses less digits than its factorization.

22705532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298780 (or 298778 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 26.

The square root of 22705532 is about 4765.0322139520. The cubic root of 22705532 is about 283.1678178237.

The spelling of 22705532 in words is "twenty-two million, seven hundred five thousand, five hundred thirty-two".