23436433 has 2 divisors, whose sum is σ = 23436434. Its totient is φ = 23436432.

The previous prime is 23436407. The next prime is 23436463. The reversal of 23436433 is 33463432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23348224 + 88209 = 4832^2 + 297^2 .

It is a cyclic number.

It is not a de Polignac number, because 23436433 - 2⁵ = 23436401 is a prime.

It is not a weakly prime, because it can be changed into another prime (23436463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11718216 + 11718217.

It is an arithmetic number, because the mean of its divisors is an integer number (11718217).

Almost surely, 2^23436433 is an apocalyptic number.

It is an amenable number.

23436433 is a deficient number, since it is larger than the sum of its proper divisors (1).

23436433 is an equidigital number, since it uses as much as digits as its factorization.

23436433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 28.

The square root of 23436433 is about 4841.1189822189. The cubic root of 23436433 is about 286.1742177810.

Adding to 23436433 its reverse (33463432), we get a palindrome (56899865).

The spelling of 23436433 in words is "twenty-three million, four hundred thirty-six thousand, four hundred thirty-three".