38565073 has 2 divisors, whose sum is σ = 38565074. Its totient is φ = 38565072.

The previous prime is 38565053. The next prime is 38565083. The reversal of 38565073 is 37056583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23261329 + 15303744 = 4823^2 + 3912^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38565073 is a prime.

It is not a weakly prime, because it can be changed into another prime (38565053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19282536 + 19282537.

It is an arithmetic number, because the mean of its divisors is an integer number (19282537).

Almost surely, 2^38565073 is an apocalyptic number.

It is an amenable number.

38565073 is a deficient number, since it is larger than the sum of its proper divisors (1).

38565073 is an equidigital number, since it uses as much as digits as its factorization.

38565073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 38565073 is about 6210.0783408907. The cubic root of 38565073 is about 337.8558054685.

The spelling of 38565073 in words is "thirty-eight million, five hundred sixty-five thousand, seventy-three".