38759857 has 2 divisors, whose sum is σ = 38759858. Its totient is φ = 38759856.

The previous prime is 38759839. The next prime is 38759869. The reversal of 38759857 is 75895783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27206656 + 11553201 = 5216^2 + 3399^2 .

It is a cyclic number.

It is not a de Polignac number, because 38759857 - 2¹⁵ = 38727089 is a prime.

It is not a weakly prime, because it can be changed into another prime (38759837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19379928 + 19379929.

It is an arithmetic number, because the mean of its divisors is an integer number (19379929).

Almost surely, 2^38759857 is an apocalyptic number.

It is an amenable number.

38759857 is a deficient number, since it is larger than the sum of its proper divisors (1).

38759857 is an equidigital number, since it uses as much as digits as its factorization.

38759857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 52.

The square root of 38759857 is about 6225.7414819441. The cubic root of 38759857 is about 338.4236631555.

The spelling of 38759857 in words is "thirty-eight million, seven hundred fifty-nine thousand, eight hundred fifty-seven".