23523433 has 2 divisors, whose sum is σ = 23523434. Its totient is φ = 23523432.

The previous prime is 23523421. The next prime is 23523439. The reversal of 23523433 is 33432532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15303744 + 8219689 = 3912^2 + 2867^2 .

It is a cyclic number.

It is not a de Polignac number, because 23523433 - 2⁹ = 23522921 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23523398 and 23523407.

It is not a weakly prime, because it can be changed into another prime (23523439) 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 as a sum of consecutive naturals, namely, 11761716 + 11761717.

It is an arithmetic number, because the mean of its divisors is an integer number (11761717).

Almost surely, 2^23523433 is an apocalyptic number.

It is an amenable number.

23523433 is a deficient number, since it is larger than the sum of its proper divisors (1).

23523433 is an equidigital number, since it uses as much as digits as its factorization.

23523433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 25.

The square root of 23523433 is about 4850.0961846132. The cubic root of 23523433 is about 286.5278895313.

Adding to 23523433 its reverse (33432532), we get a palindrome (56955965).

Subtracting 23523433 from its reverse (33432532), we obtain a palindrome (9909099).

The spelling of 23523433 in words is "twenty-three million, five hundred twenty-three thousand, four hundred thirty-three".