2198003850 has 480 divisors, whose sum is σ = 7501519872. Its totient is φ = 466560000.

The previous prime is 2198003849. The next prime is 2198003893. The reversal of 2198003850 is 583008912.

It is a super-2 number, since 2×2198003850² = 9662441849229645000, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 36032820 + ... + 36032880.

Almost surely, 2^2198003850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2198003850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3750759936).

2198003850 is an abundant number, since it is smaller than the sum of its proper divisors (5303516022).

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

2198003850 is a wasteful number, since it uses less digits than its factorization.

2198003850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 2198003850 is about 46882.8737387119. The cubic root of 2198003850 is about 1300.1979678789.

The spelling of 2198003850 in words is "two billion, one hundred ninety-eight million, three thousand, eight hundred fifty".