38717423 has 2 divisors, whose sum is σ = 38717424. Its totient is φ = 38717422.

The previous prime is 38717417. The next prime is 38717473. The reversal of 38717423 is 32471783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38717423 - 2⁶ = 38717359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38717473) 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, 19358711 + 19358712.

It is an arithmetic number, because the mean of its divisors is an integer number (19358712).

Almost surely, 2^38717423 is an apocalyptic number.

38717423 is a deficient number, since it is larger than the sum of its proper divisors (1).

38717423 is an equidigital number, since it uses as much as digits as its factorization.

38717423 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 38717423 is about 6222.3326012035. The cubic root of 38717423 is about 338.3001168314.

The spelling of 38717423 in words is "thirty-eight million, seven hundred seventeen thousand, four hundred twenty-three".