23828566 has 8 divisors (see below), whose sum is σ = 36348840. Its totient is φ = 11712288.

The previous prime is 23828551. The next prime is 23828569. The reversal of 23828566 is 66582832.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23828569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100851 + ... + 101086.

It is an arithmetic number, because the mean of its divisors is an integer number (4543605).

Almost surely, 2^23828566 is an apocalyptic number.

23828566 is a deficient number, since it is larger than the sum of its proper divisors (12520274).

23828566 is a wasteful number, since it uses less digits than its factorization.

23828566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201998.

The product of its digits is 138240, while the sum is 40.

The square root of 23828566 is about 4881.4512186439. The cubic root of 23828566 is about 287.7614649759.

The spelling of 23828566 in words is "twenty-three million, eight hundred twenty-eight thousand, five hundred sixty-six".