2821042732 has 12 divisors (see below), whose sum is σ = 4937814280. Its totient is φ = 1410238656.

The previous prime is 2821042729. The next prime is 2821042739. The reversal of 2821042732 is 2372401282.

It is a junction number, because it is equal to n+sod(n) for n = 2821042694 and 2821042703.

It is not an unprimeable number, because it can be changed into a prime (2821042739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47373 + ... + 88804.

Almost surely, 2^2821042732 is an apocalyptic number.

It is an amenable number.

2821042732 is a deficient number, since it is larger than the sum of its proper divisors (2116771548).

2821042732 is a wasteful number, since it uses less digits than its factorization.

2821042732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141360 (or 141358 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 2821042732 is about 53113.4891717726. The cubic root of 2821042732 is about 1412.9817576368.

The spelling of 2821042732 in words is "two billion, eight hundred twenty-one million, forty-two thousand, seven hundred thirty-two".