23047417 has 2 divisors, whose sum is σ = 23047418. Its totient is φ = 23047416.

The previous prime is 23047363. The next prime is 23047433. The reversal of 23047417 is 71474032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22934521 + 112896 = 4789^2 + 336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23047417 is a prime.

It is not a weakly prime, because it can be changed into another prime (23047457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11523708 + 11523709.

It is an arithmetic number, because the mean of its divisors is an integer number (11523709).

Almost surely, 2^23047417 is an apocalyptic number.

It is an amenable number.

23047417 is a deficient number, since it is larger than the sum of its proper divisors (1).

23047417 is an equidigital number, since it uses as much as digits as its factorization.

23047417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 23047417 is about 4800.7725419978. The cubic root of 23047417 is about 284.5819952009.

The spelling of 23047417 in words is "twenty-three million, forty-seven thousand, four hundred seventeen".