38717057 has 2 divisors, whose sum is σ = 38717058. Its totient is φ = 38717056.

The previous prime is 38717053. The next prime is 38717069. The reversal of 38717057 is 75071783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34386496 + 4330561 = 5864^2 + 2081^2 .

It is an emirp because it is prime and its reverse (75071783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38717057 - 2² = 38717053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38717057.

It is not a weakly prime, because it can be changed into another prime (38717051) 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, 19358528 + 19358529.

It is an arithmetic number, because the mean of its divisors is an integer number (19358529).

Almost surely, 2^38717057 is an apocalyptic number.

It is an amenable number.

38717057 is a deficient number, since it is larger than the sum of its proper divisors (1).

38717057 is an equidigital number, since it uses as much as digits as its factorization.

38717057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160, while the sum is 38.

The square root of 38717057 is about 6222.3031909414. The cubic root of 38717057 is about 338.2990508322.

The spelling of 38717057 in words is "thirty-eight million, seven hundred seventeen thousand, fifty-seven".