2185036850 has 48 divisors (see below), whose sum is σ = 4214902848. Its totient is φ = 842063040.

The previous prime is 2185036811. The next prime is 2185036859. The reversal of 2185036850 is 586305812.

It is not an unprimeable number, because it can be changed into a prime (2185036859) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 184817 + ... + 196283.

It is an arithmetic number, because the mean of its divisors is an integer number (87810476).

Almost surely, 2^2185036850 is an apocalyptic number.

2185036850 is a deficient number, since it is larger than the sum of its proper divisors (2029865998).

2185036850 is a wasteful number, since it uses less digits than its factorization.

2185036850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11619 (or 11614 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 38.

The square root of 2185036850 is about 46744.3777367931. The cubic root of 2185036850 is about 1297.6361084962.

The spelling of 2185036850 in words is "two billion, one hundred eighty-five million, thirty-six thousand, eight hundred fifty".