38507201 has 2 divisors, whose sum is σ = 38507202. Its totient is φ = 38507200.

The previous prime is 38507197. The next prime is 38507213. The reversal of 38507201 is 10270583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37834801 + 672400 = 6151^2 + 820^2 .

It is a cyclic number.

It is not a de Polignac number, because 38507201 - 2² = 38507197 is a prime.

It is not a weakly prime, because it can be changed into another prime (38507251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19253600 + 19253601.

It is an arithmetic number, because the mean of its divisors is an integer number (19253601).

Almost surely, 2^38507201 is an apocalyptic number.

It is an amenable number.

38507201 is a deficient number, since it is larger than the sum of its proper divisors (1).

38507201 is an equidigital number, since it uses as much as digits as its factorization.

38507201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 38507201 is about 6205.4170689809. The cubic root of 38507201 is about 337.6867217344.

Adding to 38507201 its reverse (10270583), we get a palindrome (48777784).

The spelling of 38507201 in words is "thirty-eight million, five hundred seven thousand, two hundred one".