382642879 has 2 divisors, whose sum is σ = 382642880. Its totient is φ = 382642878.

The previous prime is 382642831. The next prime is 382642891. The reversal of 382642879 is 978246283.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 382642879 - 2¹¹ = 382640831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (382642679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191321439 + 191321440.

It is an arithmetic number, because the mean of its divisors is an integer number (191321440).

Almost surely, 2^382642879 is an apocalyptic number.

382642879 is a deficient number, since it is larger than the sum of its proper divisors (1).

382642879 is an equidigital number, since it uses as much as digits as its factorization.

382642879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The square root of 382642879 is about 19561.2596475789. The cubic root of 382642879 is about 725.9909581806.

The spelling of 382642879 in words is "three hundred eighty-two million, six hundred forty-two thousand, eight hundred seventy-nine".