38044091 has 2 divisors, whose sum is σ = 38044092. Its totient is φ = 38044090.

The previous prime is 38044087. The next prime is 38044133. The reversal of 38044091 is 19044083.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38044091 - 2² = 38044087 is a prime.

It is not a weakly prime, because it can be changed into another prime (38044031) 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, 19022045 + 19022046.

It is an arithmetic number, because the mean of its divisors is an integer number (19022046).

Almost surely, 2^38044091 is an apocalyptic number.

38044091 is a deficient number, since it is larger than the sum of its proper divisors (1).

38044091 is an equidigital number, since it uses as much as digits as its factorization.

38044091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 38044091 is about 6167.9892185379. The cubic root of 38044091 is about 336.3275192444.

The spelling of 38044091 in words is "thirty-eight million, forty-four thousand, ninety-one".