38866099 has 2 divisors, whose sum is σ = 38866100. Its totient is φ = 38866098.

The previous prime is 38866049. The next prime is 38866103. The reversal of 38866099 is 99066883.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38866099 - 2¹⁹ = 38341811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38866019) 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, 19433049 + 19433050.

It is an arithmetic number, because the mean of its divisors is an integer number (19433050).

Almost surely, 2^38866099 is an apocalyptic number.

38866099 is a deficient number, since it is larger than the sum of its proper divisors (1).

38866099 is an equidigital number, since it uses as much as digits as its factorization.

38866099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 38866099 is about 6234.2681206377. The cubic root of 38866099 is about 338.7325910726.

The spelling of 38866099 in words is "thirty-eight million, eight hundred sixty-six thousand, ninety-nine".