382743091 has 4 divisors (see below), whose sum is σ = 386130312. Its totient is φ = 379355872.

The previous prime is 382743079. The next prime is 382743103. The reversal of 382743091 is 190347283.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (382743079) and next prime (382743103).

It is a cyclic number.

It is not a de Polignac number, because 382743091 - 2⁹ = 382742579 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 382743091.

It is not an unprimeable number, because it can be changed into a prime (382743001) 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 in 3 ways as a sum of consecutive naturals, for example, 1693441 + ... + 1693666.

It is an arithmetic number, because the mean of its divisors is an integer number (96532578).

Almost surely, 2^382743091 is an apocalyptic number.

382743091 is a deficient number, since it is larger than the sum of its proper divisors (3387221).

382743091 is a wasteful number, since it uses less digits than its factorization.

382743091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387220.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 382743091 is about 19563.8209713747. The cubic root of 382743091 is about 726.0543302869.

The spelling of 382743091 in words is "three hundred eighty-two million, seven hundred forty-three thousand, ninety-one".