38516879 has 2 divisors, whose sum is σ = 38516880. Its totient is φ = 38516878.

The previous prime is 38516867. The next prime is 38516887. The reversal of 38516879 is 97861583.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38516879 - 2⁸ = 38516623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38516899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19258439 + 19258440.

It is an arithmetic number, because the mean of its divisors is an integer number (19258440).

Almost surely, 2^38516879 is an apocalyptic number.

38516879 is a deficient number, since it is larger than the sum of its proper divisors (1).

38516879 is an equidigital number, since it uses as much as digits as its factorization.

38516879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 362880, while the sum is 47.

The square root of 38516879 is about 6206.1968225315. The cubic root of 38516879 is about 337.7150095892.

The spelling of 38516879 in words is "thirty-eight million, five hundred sixteen thousand, eight hundred seventy-nine".