4021873900 has 36 divisors (see below), whose sum is σ = 9520875000. Its totient is φ = 1462499200.

The previous prime is 4021873853. The next prime is 4021873931. The reversal of 4021873900 is 93781204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1827025 + ... + 1829224.

It is an arithmetic number, because the mean of its divisors is an integer number (264468750).

Almost surely, 2^4021873900 is an apocalyptic number.

It is an amenable number.

4021873900 is an abundant number, since it is smaller than the sum of its proper divisors (5499001100).

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

4021873900 is a wasteful number, since it uses less digits than its factorization.

4021873900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3656274 (or 3656267 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 4021873900 is about 63418.2457972467. The cubic root of 4021873900 is about 1590.2893478134.

The spelling of 4021873900 in words is "four billion, twenty-one million, eight hundred seventy-three thousand, nine hundred".