38975743 has 2 divisors, whose sum is σ = 38975744. Its totient is φ = 38975742.

The previous prime is 38975719. The next prime is 38975749. The reversal of 38975743 is 34757983.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38975743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38975693 and 38975702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38975749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19487871 + 19487872.

It is an arithmetic number, because the mean of its divisors is an integer number (19487872).

Almost surely, 2^38975743 is an apocalyptic number.

38975743 is a deficient number, since it is larger than the sum of its proper divisors (1).

38975743 is an equidigital number, since it uses as much as digits as its factorization.

38975743 is an evil number, because the sum of its binary digits is even.

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

The square root of 38975743 is about 6243.0555820047. The cubic root of 38975743 is about 339.0508215010.

The spelling of 38975743 in words is "thirty-eight million, nine hundred seventy-five thousand, seven hundred forty-three".