23433229 has 2 divisors, whose sum is σ = 23433230. Its totient is φ = 23433228.

The previous prime is 23433227. The next prime is 23433239. The reversal of 23433229 is 92233432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23328900 + 104329 = 4830^2 + 323^2 .

It is a cyclic number.

It is not a de Polignac number, because 23433229 - 2¹ = 23433227 is a prime.

Together with 23433227, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23433197 and 23433206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23433227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11716614 + 11716615.

It is an arithmetic number, because the mean of its divisors is an integer number (11716615).

Almost surely, 2^23433229 is an apocalyptic number.

It is an amenable number.

23433229 is a deficient number, since it is larger than the sum of its proper divisors (1).

23433229 is an equidigital number, since it uses as much as digits as its factorization.

23433229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 28.

The square root of 23433229 is about 4840.7880556785. The cubic root of 23433229 is about 286.1611762062.

The spelling of 23433229 in words is "twenty-three million, four hundred thirty-three thousand, two hundred twenty-nine".