38289299 has 2 divisors, whose sum is σ = 38289300. Its totient is φ = 38289298.

The previous prime is 38289269. The next prime is 38289301. The reversal of 38289299 is 99298283.

38289299 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-38289299 is a prime.

It is a super-2 number, since 2×38289299² = 2932140835822802, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 38289301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38289239) 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, 19144649 + 19144650.

It is an arithmetic number, because the mean of its divisors is an integer number (19144650).

Almost surely, 2^38289299 is an apocalyptic number.

38289299 is a deficient number, since it is larger than the sum of its proper divisors (1).

38289299 is an equidigital number, since it uses as much as digits as its factorization.

38289299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 50.

The square root of 38289299 is about 6187.8347586211. The cubic root of 38289299 is about 337.0485567253.

The spelling of 38289299 in words is "thirty-eight million, two hundred eighty-nine thousand, two hundred ninety-nine".