38256047 has 2 divisors, whose sum is σ = 38256048. Its totient is φ = 38256046.

The previous prime is 38256041. The next prime is 38256067. The reversal of 38256047 is 74065283.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38256047 - 2¹⁸ = 37993903 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38255998 and 38256016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38256041) 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, 19128023 + 19128024.

It is an arithmetic number, because the mean of its divisors is an integer number (19128024).

Almost surely, 2^38256047 is an apocalyptic number.

38256047 is a deficient number, since it is larger than the sum of its proper divisors (1).

38256047 is an equidigital number, since it uses as much as digits as its factorization.

38256047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 38256047 is about 6185.1472900813. The cubic root of 38256047 is about 336.9509595303.

The spelling of 38256047 in words is "thirty-eight million, two hundred fifty-six thousand, forty-seven".