38808971 has 2 divisors, whose sum is σ = 38808972. Its totient is φ = 38808970.

The previous prime is 38808929. The next prime is 38808983. The reversal of 38808971 is 17980883.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38808971 - 2⁶ = 38808907 is a prime.

It is a super-2 number, since 2×38808971² = 3012272460157682, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38808901) 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, 19404485 + 19404486.

It is an arithmetic number, because the mean of its divisors is an integer number (19404486).

Almost surely, 2^38808971 is an apocalyptic number.

38808971 is a deficient number, since it is larger than the sum of its proper divisors (1).

38808971 is an equidigital number, since it uses as much as digits as its factorization.

38808971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 44.

The square root of 38808971 is about 6229.6846629665. The cubic root of 38808971 is about 338.5665457280.

The spelling of 38808971 in words is "thirty-eight million, eight hundred eight thousand, nine hundred seventy-one".