38734957 has 2 divisors, whose sum is σ = 38734958. Its totient is φ = 38734956.

The previous prime is 38734951. The next prime is 38734961. The reversal of 38734957 is 75943783.

It is a happy number.

38734957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26770276 + 11964681 = 5174^2 + 3459^2 .

It is an emirp because it is prime and its reverse (75943783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38734957 - 2¹¹ = 38732909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38734951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19367478 + 19367479.

It is an arithmetic number, because the mean of its divisors is an integer number (19367479).

Almost surely, 2^38734957 is an apocalyptic number.

It is an amenable number.

38734957 is a deficient number, since it is larger than the sum of its proper divisors (1).

38734957 is an equidigital number, since it uses as much as digits as its factorization.

38734957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 46.

The square root of 38734957 is about 6223.7413988693. The cubic root of 38734957 is about 338.3511779005.

It can be divided in two parts, 387 and 34957, that added together give a square (35344 = 188²).

The spelling of 38734957 in words is "thirty-eight million, seven hundred thirty-four thousand, nine hundred fifty-seven".