2732487664 has 40 divisors (see below), whose sum is σ = 5344199120. Its totient is φ = 1353397248.

The previous prime is 2732487661. The next prime is 2732487671. The reversal of 2732487664 is 4667842372.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2732487661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877342 + ... + 880450.

It is an arithmetic number, because the mean of its divisors is an integer number (133604978).

Almost surely, 2^2732487664 is an apocalyptic number.

It is an amenable number.

2732487664 is a deficient number, since it is larger than the sum of its proper divisors (2611711456).

2732487664 is a wasteful number, since it uses less digits than its factorization.

2732487664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3617 (or 3611 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 49.

The square root of 2732487664 is about 52273.2021594239. The cubic root of 2732487664 is about 1398.0393752601.

The spelling of 2732487664 in words is "two billion, seven hundred thirty-two million, four hundred eighty-seven thousand, six hundred sixty-four".