2728748370 has 32 divisors (see below), whose sum is σ = 6934232448. Its totient is φ = 684862208.

The previous prime is 2728748357. The next prime is 2728748377. The reversal of 2728748370 is 738478272.

It is not an unprimeable number, because it can be changed into a prime (2728748377) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2674734 + ... + 2675753.

It is an arithmetic number, because the mean of its divisors is an integer number (216694764).

Almost surely, 2^2728748370 is an apocalyptic number.

2728748370 is an abundant number, since it is smaller than the sum of its proper divisors (4205484078).

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

2728748370 is a wasteful number, since it uses less digits than its factorization.

2728748370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5350514.

The product of its (nonzero) digits is 1053696, while the sum is 48.

The square root of 2728748370 is about 52237.4230796275. The cubic root of 2728748370 is about 1397.4013648553.

It can be divided in two parts, 27287 and 48370, that added together give a palindrome (75657).

The spelling of 2728748370 in words is "two billion, seven hundred twenty-eight million, seven hundred forty-eight thousand, three hundred seventy".