2761857132 has 12 divisors (see below), whose sum is σ = 6444333336. Its totient is φ = 920619040.

The previous prime is 2761857127. The next prime is 2761857139. The reversal of 2761857132 is 2317581672.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2761857139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115077369 + ... + 115077392.

It is an arithmetic number, because the mean of its divisors is an integer number (537027778).

Almost surely, 2^2761857132 is an apocalyptic number.

It is an amenable number.

2761857132 is an abundant number, since it is smaller than the sum of its proper divisors (3682476204).

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

2761857132 is a wasteful number, since it uses less digits than its factorization.

2761857132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230154768 (or 230154766 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 2761857132 is about 52553.3741257400. The cubic root of 2761857132 is about 1403.0303631206.

The spelling of 2761857132 in words is "two billion, seven hundred sixty-one million, eight hundred fifty-seven thousand, one hundred thirty-two".