4644921382 has 8 divisors (see below), whose sum is σ = 6991162416. Its totient is φ = 2314533912.

The previous prime is 4644921377. The next prime is 4644921383. The reversal of 4644921382 is 2831294464.

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 (4644921383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3962658 + ... + 3963829.

It is an arithmetic number, because the mean of its divisors is an integer number (873895302).

Almost surely, 2^4644921382 is an apocalyptic number.

4644921382 is a deficient number, since it is larger than the sum of its proper divisors (2346241034).

4644921382 is a wasteful number, since it uses less digits than its factorization.

4644921382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7926782.

The product of its digits is 331776, while the sum is 43.

The square root of 4644921382 is about 68153.6600777977. The cubic root of 4644921382 is about 1668.4996602927.

The spelling of 4644921382 in words is "four billion, six hundred forty-four million, nine hundred twenty-one thousand, three hundred eighty-two".