2820555032 has 16 divisors (see below), whose sum is σ = 5335343640. Its totient is φ = 1397796736.

The previous prime is 2820555019. The next prime is 2820555043. The reversal of 2820555032 is 2305550282.

It is a self number, because there is not a number n which added to its sum of digits gives 2820555032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1559138 + ... + 1560945.

Almost surely, 2^2820555032 is an apocalyptic number.

It is an amenable number.

2820555032 is a deficient number, since it is larger than the sum of its proper divisors (2514788608).

2820555032 is a wasteful number, since it uses less digits than its factorization.

2820555032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120202 (or 3120198 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 32.

The square root of 2820555032 is about 53108.8978609046. The cubic root of 2820555032 is about 1412.9003278271.

The spelling of 2820555032 in words is "two billion, eight hundred twenty million, five hundred fifty-five thousand, thirty-two".