3820218382 has 4 divisors (see below), whose sum is σ = 5730327576. Its totient is φ = 1910109190.

The previous prime is 3820218379. The next prime is 3820218383. The reversal of 3820218382 is 2838120283.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3820218383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 955054594 + ... + 955054597.

It is an arithmetic number, because the mean of its divisors is an integer number (1432581894).

Almost surely, 2^3820218382 is an apocalyptic number.

3820218382 is a deficient number, since it is larger than the sum of its proper divisors (1910109194).

3820218382 is a wasteful number, since it uses less digits than its factorization.

3820218382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1910109193.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 3820218382 is about 61807.9152050933. The cubic root of 3820218382 is about 1563.2534530414.

The spelling of 3820218382 in words is "three billion, eight hundred twenty million, two hundred eighteen thousand, three hundred eighty-two".