38365793 has 2 divisors, whose sum is σ = 38365794. Its totient is φ = 38365792.

The previous prime is 38365783. The next prime is 38365819. The reversal of 38365793 is 39756383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38353249 + 12544 = 6193^2 + 112^2 .

It is a cyclic number.

It is not a de Polignac number, because 38365793 - 2¹⁰ = 38364769 is a prime.

It is not a weakly prime, because it can be changed into another prime (38365763) 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, 19182896 + 19182897.

It is an arithmetic number, because the mean of its divisors is an integer number (19182897).

Almost surely, 2^38365793 is an apocalyptic number.

It is an amenable number.

38365793 is a deficient number, since it is larger than the sum of its proper divisors (1).

38365793 is an equidigital number, since it uses as much as digits as its factorization.

38365793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 44.

The square root of 38365793 is about 6194.0126735421. The cubic root of 38365793 is about 337.2728582304.

The spelling of 38365793 in words is "thirty-eight million, three hundred sixty-five thousand, seven hundred ninety-three".