4099189844 has 6 divisors (see below), whose sum is σ = 7173582234. Its totient is φ = 2049594920.

The previous prime is 4099189823. The next prime is 4099189873. The reversal of 4099189844 is 4489819904.

It can be written as a sum of positive squares in only one way, i.e., 2922699844 + 1176490000 = 54062^2 + 34300^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4099189844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512398727 + ... + 512398734.

It is an arithmetic number, because the mean of its divisors is an integer number (1195597039).

Almost surely, 2^4099189844 is an apocalyptic number.

It is an amenable number.

4099189844 is a deficient number, since it is larger than the sum of its proper divisors (3074392390).

4099189844 is a wasteful number, since it uses less digits than its factorization.

4099189844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024797465 (or 1024797463 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 56.

The square root of 4099189844 is about 64024.9158062703. The cubic root of 4099189844 is about 1600.4152364982.

The spelling of 4099189844 in words is "four billion, ninety-nine million, one hundred eighty-nine thousand, eight hundred forty-four".