38486971 has 2 divisors, whose sum is σ = 38486972. Its totient is φ = 38486970.

The previous prime is 38486953. The next prime is 38487019. The reversal of 38486971 is 17968483.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38486971 - 2¹⁷ = 38355899 is a prime.

It is not a weakly prime, because it can be changed into another prime (38486471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19243485 + 19243486.

It is an arithmetic number, because the mean of its divisors is an integer number (19243486).

Almost surely, 2^38486971 is an apocalyptic number.

38486971 is a deficient number, since it is larger than the sum of its proper divisors (1).

38486971 is an equidigital number, since it uses as much as digits as its factorization.

38486971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 46.

The square root of 38486971 is about 6203.7868274144. The cubic root of 38486971 is about 337.6275760953.

The spelling of 38486971 in words is "thirty-eight million, four hundred eighty-six thousand, nine hundred seventy-one".