38959867 has 2 divisors, whose sum is σ = 38959868. Its totient is φ = 38959866.

The previous prime is 38959813. The next prime is 38959873. The reversal of 38959867 is 76895983.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38959867 - 2²³ = 30571259 is a prime.

It is not a weakly prime, because it can be changed into another prime (38959567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19479933 + 19479934.

It is an arithmetic number, because the mean of its divisors is an integer number (19479934).

Almost surely, 2^38959867 is an apocalyptic number.

38959867 is a deficient number, since it is larger than the sum of its proper divisors (1).

38959867 is an equidigital number, since it uses as much as digits as its factorization.

38959867 is an evil number, because the sum of its binary digits is even.

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

The square root of 38959867 is about 6241.7839597346. The cubic root of 38959867 is about 339.0047800279.

The spelling of 38959867 in words is "thirty-eight million, nine hundred fifty-nine thousand, eight hundred sixty-seven".