382849091 has 2 divisors, whose sum is σ = 382849092. Its totient is φ = 382849090.

The previous prime is 382849079. The next prime is 382849109. The reversal of 382849091 is 190948283.

It is a happy number.

Together with next prime (382849109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 382849091 - 2¹⁸ = 382586947 is a prime.

It is not a weakly prime, because it can be changed into another prime (382849001) 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, 191424545 + 191424546.

It is an arithmetic number, because the mean of its divisors is an integer number (191424546).

Almost surely, 2^382849091 is an apocalyptic number.

382849091 is a deficient number, since it is larger than the sum of its proper divisors (1).

382849091 is an equidigital number, since it uses as much as digits as its factorization.

382849091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 382849091 is about 19566.5298660749. The cubic root of 382849091 is about 726.1213505738.

The spelling of 382849091 in words is "three hundred eighty-two million, eight hundred forty-nine thousand, ninety-one".