2722333320 has 256 divisors, whose sum is σ = 10414656000. Its totient is φ = 619619328.

The previous prime is 2722333303. The next prime is 2722333343. The reversal of 2722333320 is 233332272.

2722333320 is a `hidden beast` number, since 2 + 7 + 2 + 2 + 333 + 320 = 666.

It is a super-2 number, since 2×2722333320² = 14822197410364444800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2214466 + ... + 2215694.

It is an arithmetic number, because the mean of its divisors is an integer number (40682250).

Almost surely, 2^2722333320 is an apocalyptic number.

2722333320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2722333320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5207328000).

2722333320 is an abundant number, since it is smaller than the sum of its proper divisors (7692322680).

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

2722333320 is a wasteful number, since it uses less digits than its factorization.

2722333320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549 (or 1539 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 27.

The square root of 2722333320 is about 52175.9841306324. The cubic root of 2722333320 is about 1396.3054492633.

Adding to 2722333320 its reverse (233332272), we get a palindrome (2955665592).

The spelling of 2722333320 in words is "two billion, seven hundred twenty-two million, three hundred thirty-three thousand, three hundred twenty".