22523043 has 8 divisors (see below), whose sum is σ = 30205008. Its totient is φ = 14928224.

The previous prime is 22523029. The next prime is 22523051. The reversal of 22523043 is 34032522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22523043 - 2⁴ = 22523027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22523023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21180 + ... + 22217.

It is an arithmetic number, because the mean of its divisors is an integer number (3775626).

Almost surely, 2^22523043 is an apocalyptic number.

22523043 is a deficient number, since it is larger than the sum of its proper divisors (7681965).

22523043 is a wasteful number, since it uses less digits than its factorization.

22523043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43573.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 22523043 is about 4745.8448141506. The cubic root of 22523043 is about 282.4071504194.

Adding to 22523043 its reverse (34032522), we get a palindrome (56555565).

The spelling of 22523043 in words is "twenty-two million, five hundred twenty-three thousand, forty-three".