38049047 has 2 divisors, whose sum is σ = 38049048. Its totient is φ = 38049046.

The previous prime is 38049031. The next prime is 38049049. The reversal of 38049047 is 74094083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38049047 - 2⁴ = 38049031 is a prime.

Together with 38049049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 38048998 and 38049016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38049049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19024523 + 19024524.

It is an arithmetic number, because the mean of its divisors is an integer number (19024524).

Almost surely, 2^38049047 is an apocalyptic number.

38049047 is a deficient number, since it is larger than the sum of its proper divisors (1).

38049047 is an equidigital number, since it uses as much as digits as its factorization.

38049047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 38049047 is about 6168.3909571297. The cubic root of 38049047 is about 336.3421230613.

The spelling of 38049047 in words is "thirty-eight million, forty-nine thousand, forty-seven".