38702057 has 2 divisors, whose sum is σ = 38702058. Its totient is φ = 38702056.

The previous prime is 38702033. The next prime is 38702063. The reversal of 38702057 is 75020783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29767936 + 8934121 = 5456^2 + 2989^2 .

It is a cyclic number.

It is not a de Polignac number, because 38702057 - 2¹² = 38697961 is a prime.

It is not a weakly prime, because it can be changed into another prime (38702017) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19351028 + 19351029.

It is an arithmetic number, because the mean of its divisors is an integer number (19351029).

Almost surely, 2^38702057 is an apocalyptic number.

It is an amenable number.

38702057 is a deficient number, since it is larger than the sum of its proper divisors (1).

38702057 is an equidigital number, since it uses as much as digits as its factorization.

38702057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 32.

The square root of 38702057 is about 6221.0977327157. The cubic root of 38702057 is about 338.2553565570.

The spelling of 38702057 in words is "thirty-eight million, seven hundred two thousand, fifty-seven".