38968673 has 2 divisors, whose sum is σ = 38968674. Its totient is φ = 38968672.

The previous prime is 38968661. The next prime is 38968679. The reversal of 38968673 is 37686983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38291344 + 677329 = 6188^2 + 823^2 .

It is an emirp because it is prime and its reverse (37686983) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38968673 - 2⁶ = 38968609 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (38968679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19484336 + 19484337.

It is an arithmetic number, because the mean of its divisors is an integer number (19484337).

Almost surely, 2^38968673 is an apocalyptic number.

It is an amenable number.

38968673 is a deficient number, since it is larger than the sum of its proper divisors (1).

38968673 is an equidigital number, since it uses as much as digits as its factorization.

38968673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 50.

The square root of 38968673 is about 6242.4893271835. The cubic root of 38968673 is about 339.0303195676.

The spelling of 38968673 in words is "thirty-eight million, nine hundred sixty-eight thousand, six hundred seventy-three".