23233247 has 4 divisors (see below), whose sum is σ = 23306856. Its totient is φ = 23159640.

The previous prime is 23233213. The next prime is 23233283. The reversal of 23233247 is 74233232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23233247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23233297) 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 in 3 ways as a sum of consecutive naturals, for example, 36329 + ... + 36962.

It is an arithmetic number, because the mean of its divisors is an integer number (5826714).

Almost surely, 2^23233247 is an apocalyptic number.

23233247 is a deficient number, since it is larger than the sum of its proper divisors (73609).

23233247 is an equidigital number, since it uses as much as digits as its factorization.

23233247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73608.

The product of its digits is 6048, while the sum is 26.

The square root of 23233247 is about 4820.0878622697. The cubic root of 23233247 is about 285.3448047923.

Adding to 23233247 its reverse (74233232), we get a palindrome (97466479).

The spelling of 23233247 in words is "twenty-three million, two hundred thirty-three thousand, two hundred forty-seven".