2728353474 has 96 divisors (see below), whose sum is σ = 7389982080. Its totient is φ = 706752000.

The previous prime is 2728353421. The next prime is 2728353479. The reversal of 2728353474 is 4743538272.

2728353474 is a `hidden beast` number, since 27 + 28 + 3 + 534 + 74 = 666.

It is not an unprimeable number, because it can be changed into a prime (2728353479) 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 in 47 ways as a sum of consecutive naturals, for example, 553332 + ... + 558240.

It is an arithmetic number, because the mean of its divisors is an integer number (76978980).

Almost surely, 2^2728353474 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2728353474, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3694991040).

2728353474 is an abundant number, since it is smaller than the sum of its proper divisors (4661628606).

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

2728353474 is a wasteful number, since it uses less digits than its factorization.

2728353474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5336 (or 5333 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The square root of 2728353474 is about 52233.6431239484. The cubic root of 2728353474 is about 1397.3339524062. Note that the first 3 decimals are identical.

The spelling of 2728353474 in words is "two billion, seven hundred twenty-eight million, three hundred fifty-three thousand, four hundred seventy-four".