2720828732 has 6 divisors (see below), whose sum is σ = 4761450288. Its totient is φ = 1360414364.

The previous prime is 2720828729. The next prime is 2720828777. The reversal of 2720828732 is 2378280272.

It is a self number, because there is not a number n which added to its sum of digits gives 2720828732.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340103588 + ... + 340103595.

It is an arithmetic number, because the mean of its divisors is an integer number (793575048).

Almost surely, 2^2720828732 is an apocalyptic number.

It is an amenable number.

2720828732 is a deficient number, since it is larger than the sum of its proper divisors (2040621556).

2720828732 is a wasteful number, since it uses less digits than its factorization.

2720828732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680207187 (or 680207185 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 41.

The square root of 2720828732 is about 52161.5637418972. The cubic root of 2720828732 is about 1396.0481636516.

The spelling of 2720828732 in words is "two billion, seven hundred twenty million, eight hundred twenty-eight thousand, seven hundred thirty-two".