2728651932 has 36 divisors (see below), whose sum is σ = 6902311416. Its totient is φ = 908906400.

The previous prime is 2728651909. The next prime is 2728651951. The reversal of 2728651932 is 2391568272.

2728651932 is a `hidden beast` number, since 27 + 2 + 86 + 519 + 32 = 666.

2728651932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26118 + ... + 78354.

Almost surely, 2^2728651932 is an apocalyptic number.

It is a pronic number, being equal to 52236×52237.

It is an amenable number.

2728651932 is an abundant number, since it is smaller than the sum of its proper divisors (4173659484).

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

2728651932 is a wasteful number, since it uses less digits than its factorization.

2728651932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53698 (or 53693 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 2728651932 is about 52236.4999976070. The cubic root of 2728651932 is about 1397.3849025849.

The spelling of 2728651932 in words is "two billion, seven hundred twenty-eight million, six hundred fifty-one thousand, nine hundred thirty-two".