38704961 has 2 divisors, whose sum is σ = 38704962. Its totient is φ = 38704960.

The previous prime is 38704949. The next prime is 38704969. The reversal of 38704961 is 16940783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23338561 + 15366400 = 4831^2 + 3920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38704961 is a prime.

It is a super-3 number, since 3×38704961³ (a number of 24 digits) contains 333 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38704969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19352480 + 19352481.

It is an arithmetic number, because the mean of its divisors is an integer number (19352481).

Almost surely, 2^38704961 is an apocalyptic number.

It is an amenable number.

38704961 is a deficient number, since it is larger than the sum of its proper divisors (1).

38704961 is an equidigital number, since it uses as much as digits as its factorization.

38704961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 38704961 is about 6221.3311276607. The cubic root of 38704961 is about 338.2638166498.

The spelling of 38704961 in words is "thirty-eight million, seven hundred four thousand, nine hundred sixty-one".