23042417 has 2 divisors, whose sum is σ = 23042418. Its totient is φ = 23042416.

The previous prime is 23042407. The next prime is 23042423. The reversal of 23042417 is 71424032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22363441 + 678976 = 4729^2 + 824^2 .

It is a cyclic number.

It is not a de Polignac number, because 23042417 - 2⁴ = 23042401 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23042392 and 23042401.

It is not a weakly prime, because it can be changed into another prime (23042407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11521208 + 11521209.

It is an arithmetic number, because the mean of its divisors is an integer number (11521209).

Almost surely, 2^23042417 is an apocalyptic number.

It is an amenable number.

23042417 is a deficient number, since it is larger than the sum of its proper divisors (1).

23042417 is an equidigital number, since it uses as much as digits as its factorization.

23042417 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 23042417 is about 4800.2517642307. The cubic root of 23042417 is about 284.5614142556.

Adding to 23042417 its reverse (71424032), we get a palindrome (94466449).

The spelling of 23042417 in words is "twenty-three million, forty-two thousand, four hundred seventeen".