23427347 has 2 divisors, whose sum is σ = 23427348. Its totient is φ = 23427346.

The previous prime is 23427281. The next prime is 23427403. The reversal of 23427347 is 74372432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23427347 - 2⁸ = 23427091 is a prime.

It is not a weakly prime, because it can be changed into another prime (23427947) 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 as a sum of consecutive naturals, namely, 11713673 + 11713674.

It is an arithmetic number, because the mean of its divisors is an integer number (11713674).

Almost surely, 2^23427347 is an apocalyptic number.

23427347 is a deficient number, since it is larger than the sum of its proper divisors (1).

23427347 is an equidigital number, since it uses as much as digits as its factorization.

23427347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 32.

The square root of 23427347 is about 4840.1804718419. The cubic root of 23427347 is about 286.1372309944.

Adding to 23427347 its reverse (74372432), we get a palindrome (97799779).

The spelling of 23427347 in words is "twenty-three million, four hundred twenty-seven thousand, three hundred forty-seven".