23652247 has 2 divisors, whose sum is σ = 23652248. Its totient is φ = 23652246.

The previous prime is 23652229. The next prime is 23652263. The reversal of 23652247 is 74225632.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23652247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23652217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11826123 + 11826124.

It is an arithmetic number, because the mean of its divisors is an integer number (11826124).

Almost surely, 2^23652247 is an apocalyptic number.

23652247 is a deficient number, since it is larger than the sum of its proper divisors (1).

23652247 is an equidigital number, since it uses as much as digits as its factorization.

23652247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160, while the sum is 31.

The square root of 23652247 is about 4863.3575850435. The cubic root of 23652247 is about 287.0499453762.

Adding to 23652247 its reverse (74225632), we get a palindrome (97877879).

The spelling of 23652247 in words is "twenty-three million, six hundred fifty-two thousand, two hundred forty-seven".