1842820382 has 8 divisors (see below), whose sum is σ = 2976863736. Its totient is φ = 850532472.

The previous prime is 1842820367. The next prime is 1842820387. The reversal of 1842820382 is 2830282481.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1842820387) 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 in 3 ways as a sum of consecutive naturals, for example, 35438828 + ... + 35438879.

It is an arithmetic number, because the mean of its divisors is an integer number (372107967).

Almost surely, 2^1842820382 is an apocalyptic number.

1842820382 is a deficient number, since it is larger than the sum of its proper divisors (1134043354).

1842820382 is a wasteful number, since it uses less digits than its factorization.

1842820382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70877722.

The product of its (nonzero) digits is 49152, while the sum is 38.

The square root of 1842820382 is about 42928.0838379725. The cubic root of 1842820382 is about 1226.0109121921.

The spelling of 1842820382 in words is "one billion, eight hundred forty-two million, eight hundred twenty thousand, three hundred eighty-two".