23628817 has 2 divisors, whose sum is σ = 23628818. Its totient is φ = 23628816.

The previous prime is 23628811. The next prime is 23628853. The reversal of 23628817 is 71882632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20079361 + 3549456 = 4481^2 + 1884^2 .

It is a cyclic number.

It is not a de Polignac number, because 23628817 - 2¹¹ = 23626769 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23628811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11814408 + 11814409.

It is an arithmetic number, because the mean of its divisors is an integer number (11814409).

Almost surely, 2^23628817 is an apocalyptic number.

It is an amenable number.

23628817 is a deficient number, since it is larger than the sum of its proper divisors (1).

23628817 is an equidigital number, since it uses as much as digits as its factorization.

23628817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 37.

The square root of 23628817 is about 4860.9481585386. The cubic root of 23628817 is about 286.9551298288.

The spelling of 23628817 in words is "twenty-three million, six hundred twenty-eight thousand, eight hundred seventeen".