2859903220 has 24 divisors (see below), whose sum is σ = 6007647744. Its totient is φ = 1143608736.

The previous prime is 2859903209. The next prime is 2859903239. The reversal of 2859903220 is 223099582.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50269 + ... + 90811.

It is an arithmetic number, because the mean of its divisors is an integer number (250318656).

Almost surely, 2^2859903220 is an apocalyptic number.

2859903220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2859903220 is an abundant number, since it is smaller than the sum of its proper divisors (3147744524).

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

2859903220 is a wasteful number, since it uses less digits than its factorization.

2859903220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44079 (or 44077 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 2859903220 is about 53478.0629791319. The cubic root of 2859903220 is about 1419.4402376137.

The spelling of 2859903220 in words is "two billion, eight hundred fifty-nine million, nine hundred three thousand, two hundred twenty".