38465971 has 2 divisors, whose sum is σ = 38465972. Its totient is φ = 38465970.

The previous prime is 38465957. The next prime is 38465981. The reversal of 38465971 is 17956483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38465971 - 2¹³ = 38457779 is a prime.

It is not a weakly prime, because it can be changed into another prime (38465941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19232985 + 19232986.

It is an arithmetic number, because the mean of its divisors is an integer number (19232986).

Almost surely, 2^38465971 is an apocalyptic number.

38465971 is a deficient number, since it is larger than the sum of its proper divisors (1).

38465971 is an equidigital number, since it uses as much as digits as its factorization.

38465971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 38465971 is about 6202.0940818404. The cubic root of 38465971 is about 337.5661573098.

The spelling of 38465971 in words is "thirty-eight million, four hundred sixty-five thousand, nine hundred seventy-one".