23528966 has 8 divisors (see below), whose sum is σ = 36247440. Its totient is φ = 11446488.

The previous prime is 23528963. The next prime is 23528983. The reversal of 23528966 is 66982532.

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

It is a super-2 number, since 2×23528966² = 1107224482058312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23528963) 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, 158906 + ... + 159053.

It is an arithmetic number, because the mean of its divisors is an integer number (4530930).

Almost surely, 2^23528966 is an apocalyptic number.

23528966 is a deficient number, since it is larger than the sum of its proper divisors (12718474).

23528966 is a wasteful number, since it uses less digits than its factorization.

23528966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317998.

The product of its digits is 155520, while the sum is 41.

The square root of 23528966 is about 4850.6665521349. Note that the first 3 decimals coincide. The cubic root of 23528966 is about 286.5503527283.

The spelling of 23528966 in words is "twenty-three million, five hundred twenty-eight thousand, nine hundred sixty-six".