23738471 has 2 divisors, whose sum is σ = 23738472. Its totient is φ = 23738470.

The previous prime is 23738453. The next prime is 23738479. The reversal of 23738471 is 17483732.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23738471 is a prime.

It is a super-3 number, since 3×23738471³ (a number of 23 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23738479) 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, 11869235 + 11869236.

It is an arithmetic number, because the mean of its divisors is an integer number (11869236).

Almost surely, 2^23738471 is an apocalyptic number.

23738471 is a deficient number, since it is larger than the sum of its proper divisors (1).

23738471 is an equidigital number, since it uses as much as digits as its factorization.

23738471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 35.

The square root of 23738471 is about 4872.2141783793. The cubic root of 23738471 is about 287.3983348160.

The spelling of 23738471 in words is "twenty-three million, seven hundred thirty-eight thousand, four hundred seventy-one".