38497091 has 2 divisors, whose sum is σ = 38497092. Its totient is φ = 38497090.

The previous prime is 38497051. The next prime is 38497103. The reversal of 38497091 is 19079483.

It is a happy number.

38497091 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 is a cyclic number.

It is not a de Polignac number, because 38497091 - 2¹⁰ = 38496067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38497001) 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, 19248545 + 19248546.

It is an arithmetic number, because the mean of its divisors is an integer number (19248546).

Almost surely, 2^38497091 is an apocalyptic number.

38497091 is a deficient number, since it is larger than the sum of its proper divisors (1).

38497091 is an equidigital number, since it uses as much as digits as its factorization.

38497091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 38497091 is about 6204.6024046670. The cubic root of 38497091 is about 337.6571661232.

The spelling of 38497091 in words is "thirty-eight million, four hundred ninety-seven thousand, ninety-one".