23650789 has 2 divisors, whose sum is σ = 23650790. Its totient is φ = 23650788.

The previous prime is 23650769. The next prime is 23650793. The reversal of 23650789 is 98705632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23600164 + 50625 = 4858^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 23650789 - 2⁷ = 23650661 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23650709) by changing a digit.

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

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11825394 + 11825395.

It is an arithmetic number, because the mean of its divisors is an integer number (11825395).

Almost surely, 2^23650789 is an apocalyptic number.

It is an amenable number.

23650789 is a deficient number, since it is larger than the sum of its proper divisors (1).

23650789 is an equidigital number, since it uses as much as digits as its factorization.

23650789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 23650789 is about 4863.2076862910. The cubic root of 23650789 is about 287.0440470300.

The spelling of 23650789 in words is "twenty-three million, six hundred fifty thousand, seven hundred eighty-nine".