38725871 has 2 divisors, whose sum is σ = 38725872. Its totient is φ = 38725870.

The previous prime is 38725867. The next prime is 38725873. The reversal of 38725871 is 17852783.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38725871 - 2² = 38725867 is a prime.

Together with 38725873, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38725873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19362935 + 19362936.

It is an arithmetic number, because the mean of its divisors is an integer number (19362936).

Almost surely, 2^38725871 is an apocalyptic number.

38725871 is a deficient number, since it is larger than the sum of its proper divisors (1).

38725871 is an equidigital number, since it uses as much as digits as its factorization.

38725871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 41.

The square root of 38725871 is about 6223.0114092777. The cubic root of 38725871 is about 338.3247203245.

The spelling of 38725871 in words is "thirty-eight million, seven hundred twenty-five thousand, eight hundred seventy-one".