38493803 has 2 divisors, whose sum is σ = 38493804. Its totient is φ = 38493802.

The previous prime is 38493769. The next prime is 38493821. The reversal of 38493803 is 30839483.

It is a strong prime.

It is an emirp because it is prime and its reverse (30839483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38493803 - 2⁶ = 38493739 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (38493863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19246901 + 19246902.

It is an arithmetic number, because the mean of its divisors is an integer number (19246902).

Almost surely, 2^38493803 is an apocalyptic number.

38493803 is a deficient number, since it is larger than the sum of its proper divisors (1).

38493803 is an equidigital number, since it uses as much as digits as its factorization.

38493803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 38493803 is about 6204.3374344083. The cubic root of 38493803 is about 337.6475528568.

The spelling of 38493803 in words is "thirty-eight million, four hundred ninety-three thousand, eight hundred three".