23004433 has 2 divisors, whose sum is σ = 23004434. Its totient is φ = 23004432.

The previous prime is 23004409. The next prime is 23004463. The reversal of 23004433 is 33440032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12616704 + 10387729 = 3552^2 + 3223^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23004433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23004433.

It is not a weakly prime, because it can be changed into another prime (23004463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11502216 + 11502217.

It is an arithmetic number, because the mean of its divisors is an integer number (11502217).

Almost surely, 2^23004433 is an apocalyptic number.

It is an amenable number.

23004433 is a deficient number, since it is larger than the sum of its proper divisors (1).

23004433 is an equidigital number, since it uses as much as digits as its factorization.

23004433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 23004433 is about 4796.2936732440. The cubic root of 23004433 is about 284.4049676264.

Adding to 23004433 its reverse (33440032), we get a palindrome (56444465).

The spelling of 23004433 in words is "twenty-three million, four thousand, four hundred thirty-three".