2873206520 has 32 divisors (see below), whose sum is σ = 6476371200. Its totient is φ = 1147210368.

The previous prime is 2873206513. The next prime is 2873206541. The reversal of 2873206520 is 256023782.

2873206520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42200 + ... + 86759.

It is an arithmetic number, because the mean of its divisors is an integer number (202386600).

Almost surely, 2^2873206520 is an apocalyptic number.

2873206520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2873206520 is an abundant number, since it is smaller than the sum of its proper divisors (3603164680).

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

2873206520 is a wasteful number, since it uses less digits than its factorization.

2873206520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129527 (or 129523 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2873206520 is about 53602.2995775368. The cubic root of 2873206520 is about 1421.6377519839.

The spelling of 2873206520 in words is "two billion, eight hundred seventy-three million, two hundred six thousand, five hundred twenty".