22140652 has 24 divisors (see below), whose sum is σ = 40038320. Its totient is φ = 10704960.

The previous prime is 22140649. The next prime is 22140661. The reversal of 22140652 is 25604122.

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, 30874 + ... + 31582.

Almost surely, 2^22140652 is an apocalyptic number.

It is an amenable number.

22140652 is a deficient number, since it is larger than the sum of its proper divisors (17897668).

22140652 is a wasteful number, since it uses less digits than its factorization.

22140652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961 (or 959 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 22140652 is about 4705.3854252335. The cubic root of 22140652 is about 280.7998050610.

Adding to 22140652 its reverse (25604122), we get a palindrome (47744774).

The spelling of 22140652 in words is "twenty-two million, one hundred forty thousand, six hundred fifty-two".