2198533983 has 4 divisors (see below), whose sum is σ = 2931378648. Its totient is φ = 1465689320.

The previous prime is 2198533943. The next prime is 2198534011. The reversal of 2198533983 is 3893358912.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2198533983 - 2¹⁴ = 2198517599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198533943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366422328 + ... + 366422333.

It is an arithmetic number, because the mean of its divisors is an integer number (732844662).

Almost surely, 2^2198533983 is an apocalyptic number.

2198533983 is a deficient number, since it is larger than the sum of its proper divisors (732844665).

2198533983 is an equidigital number, since it uses as much as digits as its factorization.

2198533983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732844664.

The product of its digits is 1399680, while the sum is 51.

The square root of 2198533983 is about 46888.5272001585. The cubic root of 2198533983 is about 1300.3024903591.

The spelling of 2198533983 in words is "two billion, one hundred ninety-eight million, five hundred thirty-three thousand, nine hundred eighty-three".