22475543 has 4 divisors (see below), whose sum is σ = 22593408. Its totient is φ = 22357680.

The previous prime is 22475521. The next prime is 22475561. The reversal of 22475543 is 34557422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22475543 - 2⁸ = 22475287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22475573) 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, 58646 + ... + 59027.

It is an arithmetic number, because the mean of its divisors is an integer number (5648352).

Almost surely, 2^22475543 is an apocalyptic number.

22475543 is a deficient number, since it is larger than the sum of its proper divisors (117865).

22475543 is a wasteful number, since it uses less digits than its factorization.

22475543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117864.

The product of its digits is 33600, while the sum is 32.

The square root of 22475543 is about 4740.8377951582. The cubic root of 22475543 is about 282.2084830550.

The spelling of 22475543 in words is "twenty-two million, four hundred seventy-five thousand, five hundred forty-three".