23134566 has 48 divisors (see below), whose sum is σ = 57973104. Its totient is φ = 6100416.

The previous prime is 23134543. The next prime is 23134567. The reversal of 23134566 is 66543132.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23134567) 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, 796 + ... + 6848.

It is an arithmetic number, because the mean of its divisors is an integer number (1207773).

Almost surely, 2^23134566 is an apocalyptic number.

23134566 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 23134566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28986552).

23134566 is an abundant number, since it is smaller than the sum of its proper divisors (34838538).

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

23134566 is a wasteful number, since it uses less digits than its factorization.

23134566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6085 (or 6078 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 23134566 is about 4809.8405378973. The cubic root of 23134566 is about 284.9402398554.

Adding to 23134566 its reverse (66543132), we get a palindrome (89677698).

The spelling of 23134566 in words is "twenty-three million, one hundred thirty-four thousand, five hundred sixty-six".