2771331432 has 64 divisors (see below), whose sum is σ = 7342902720. Its totient is φ = 868604928.

The previous prime is 2771331383. The next prime is 2771331457. The reversal of 2771331432 is 2341331772.

It is a junction number, because it is equal to n+sod(n) for n = 2771331393 and 2771331402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 530658 + ... + 535854.

It is an arithmetic number, because the mean of its divisors is an integer number (114732855).

Almost surely, 2^2771331432 is an apocalyptic number.

It is an amenable number.

2771331432 is an abundant number, since it is smaller than the sum of its proper divisors (4571571288).

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

2771331432 is a wasteful number, since it uses less digits than its factorization.

2771331432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6530 (or 6526 counting only the distinct ones).

The product of its digits is 21168, while the sum is 33.

The square root of 2771331432 is about 52643.4367419149. The cubic root of 2771331432 is about 1404.6328548501.

The spelling of 2771331432 in words is "two billion, seven hundred seventy-one million, three hundred thirty-one thousand, four hundred thirty-two".