2720029328 has 80 divisors (see below), whose sum is σ = 5541877440. Its totient is φ = 1292132352.

The previous prime is 2720029327. The next prime is 2720029331. The reversal of 2720029328 is 8239200272.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2720029327) 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, 4586600 + ... + 4587192.

It is an arithmetic number, because the mean of its divisors is an integer number (69273468).

Almost surely, 2^2720029328 is an apocalyptic number.

It is an amenable number.

2720029328 is an abundant number, since it is smaller than the sum of its proper divisors (2821848112).

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

2720029328 is a wasteful number, since it uses less digits than its factorization.

2720029328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816 (or 810 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 2720029328 is about 52153.9004102282. The cubic root of 2720029328 is about 1395.9114264156.

The spelling of 2720029328 in words is "two billion, seven hundred twenty million, twenty-nine thousand, three hundred twenty-eight".