23420807 has 2 divisors, whose sum is σ = 23420808. Its totient is φ = 23420806.

The previous prime is 23420791. The next prime is 23420819. The reversal of 23420807 is 70802432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23420807 - 2⁴ = 23420791 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23420867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11710403 + 11710404.

It is an arithmetic number, because the mean of its divisors is an integer number (11710404).

Almost surely, 2^23420807 is an apocalyptic number.

23420807 is a deficient number, since it is larger than the sum of its proper divisors (1).

23420807 is an equidigital number, since it uses as much as digits as its factorization.

23420807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 23420807 is about 4839.5048300420. The cubic root of 23420807 is about 286.1106024045.

The spelling of 23420807 in words is "twenty-three million, four hundred twenty thousand, eight hundred seven".