38703997 has 2 divisors, whose sum is σ = 38703998. Its totient is φ = 38703996.

The previous prime is 38703991. The next prime is 38704013. The reversal of 38703997 is 79930783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29877156 + 8826841 = 5466^2 + 2971^2 .

It is a cyclic number.

It is not a de Polignac number, because 38703997 - 2¹⁹ = 38179709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38703991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19351998 + 19351999.

It is an arithmetic number, because the mean of its divisors is an integer number (19351999).

Almost surely, 2^38703997 is an apocalyptic number.

It is an amenable number.

38703997 is a deficient number, since it is larger than the sum of its proper divisors (1).

38703997 is an equidigital number, since it uses as much as digits as its factorization.

38703997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 38703997 is about 6221.2536517972. The cubic root of 38703997 is about 338.2610083188.

The spelling of 38703997 in words is "thirty-eight million, seven hundred three thousand, nine hundred ninety-seven".