23041566 has 48 divisors (see below), whose sum is σ = 53211600. Its totient is φ = 7185024.

The previous prime is 23041553. The next prime is 23041567. The reversal of 23041566 is 66514032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23041567) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30060 + ... + 30816.

It is an arithmetic number, because the mean of its divisors is an integer number (1108575).

Almost surely, 2^23041566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23041566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26605800).

23041566 is an abundant number, since it is smaller than the sum of its proper divisors (30170034).

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

23041566 is a wasteful number, since it uses less digits than its factorization.

23041566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 873 (or 870 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 23041566 is about 4800.1631222282. The cubic root of 23041566 is about 284.5579110823.

Adding to 23041566 its reverse (66514032), we get a palindrome (89555598).

The spelling of 23041566 in words is "twenty-three million, forty-one thousand, five hundred sixty-six".