4619221344 has 120 divisors (see below), whose sum is σ = 13672734768. Its totient is φ = 1529798400.

The previous prime is 4619221339. The next prime is 4619221349. The reversal of 4619221344 is 4431229164.

4619221344 is a `hidden beast` number, since 4 + 619 + 2 + 2 + 1 + 34 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (4619221339) and next prime (4619221349).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4619221299 and 4619221308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4619221349) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 401269 + ... + 412619.

Almost surely, 2^4619221344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4619221344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6836367384).

4619221344 is an abundant number, since it is smaller than the sum of its proper divisors (9053513424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4619221344 is a wasteful number, since it uses less digits than its factorization.

4619221344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11530 (or 11513 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 4619221344 is about 67964.8537407387. The cubic root of 4619221344 is about 1665.4167352283.

The spelling of 4619221344 in words is "four billion, six hundred nineteen million, two hundred twenty-one thousand, three hundred forty-four".