23066500 has 24 divisors (see below), whose sum is σ = 50378328. Its totient is φ = 9226400.

The previous prime is 23066473. The next prime is 23066507. The reversal of 23066500 is 566032.

It can be written as a sum of positive squares in 4 ways, for example, as 636804 + 22429696 = 798^2 + 4736^2 .

It is not an unprimeable number, because it can be changed into a prime (23066507) 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, 22567 + ... + 23566.

It is an arithmetic number, because the mean of its divisors is an integer number (2099097).

Almost surely, 2^23066500 is an apocalyptic number.

23066500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23066500 is an abundant number, since it is smaller than the sum of its proper divisors (27311828).

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

23066500 is a wasteful number, since it uses less digits than its factorization.

23066500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46152 (or 46140 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 23066500 is about 4802.7596233832. The cubic root of 23066500 is about 284.6605170885.

The spelling of 23066500 in words is "twenty-three million, sixty-six thousand, five hundred".