38856773 has 2 divisors, whose sum is σ = 38856774. Its totient is φ = 38856772.

The previous prime is 38856761. The next prime is 38856833. The reversal of 38856773 is 37765883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38725729 + 131044 = 6223^2 + 362^2 .

It is a cyclic number.

It is not a de Polignac number, because 38856773 - 2⁴ = 38856757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38856743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19428386 + 19428387.

It is an arithmetic number, because the mean of its divisors is an integer number (19428387).

Almost surely, 2^38856773 is an apocalyptic number.

It is an amenable number.

38856773 is a deficient number, since it is larger than the sum of its proper divisors (1).

38856773 is an equidigital number, since it uses as much as digits as its factorization.

38856773 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846720, while the sum is 47.

The square root of 38856773 is about 6233.5201130661. The cubic root of 38856773 is about 338.7054957124.

The spelling of 38856773 in words is "thirty-eight million, eight hundred fifty-six thousand, seven hundred seventy-three".