38995867 has 2 divisors, whose sum is σ = 38995868. Its totient is φ = 38995866.

The previous prime is 38995849. The next prime is 38995871. The reversal of 38995867 is 76859983.

It is a happy number.

38995867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38995867 is a prime.

It is not a weakly prime, because it can be changed into another prime (38915867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19497933 + 19497934.

It is an arithmetic number, because the mean of its divisors is an integer number (19497934).

Almost surely, 2^38995867 is an apocalyptic number.

38995867 is a deficient number, since it is larger than the sum of its proper divisors (1).

38995867 is an equidigital number, since it uses as much as digits as its factorization.

38995867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 55.

The square root of 38995867 is about 6244.6670848012. The cubic root of 38995867 is about 339.1091644963.

The spelling of 38995867 in words is "thirty-eight million, nine hundred ninety-five thousand, eight hundred sixty-seven".