38949203 has 2 divisors, whose sum is σ = 38949204. Its totient is φ = 38949202.

The previous prime is 38949191. The next prime is 38949217. The reversal of 38949203 is 30294983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38949203 - 2⁴ = 38949187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38949103) 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, 19474601 + 19474602.

It is an arithmetic number, because the mean of its divisors is an integer number (19474602).

Almost surely, 2^38949203 is an apocalyptic number.

38949203 is a deficient number, since it is larger than the sum of its proper divisors (1).

38949203 is an equidigital number, since it uses as much as digits as its factorization.

38949203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 38949203 is about 6240.9296583121. The cubic root of 38949203 is about 338.9738466842.

The spelling of 38949203 in words is "thirty-eight million, nine hundred forty-nine thousand, two hundred three".