2164263198 has 16 divisors (see below), whose sum is σ = 4329102720. Its totient is φ = 721325016.

The previous prime is 2164263197. The next prime is 2164263209. The reversal of 2164263198 is 8913624612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2164263197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36561 + ... + 75267.

It is an arithmetic number, because the mean of its divisors is an integer number (270568920).

Almost surely, 2^2164263198 is an apocalyptic number.

2164263198 is an abundant number, since it is smaller than the sum of its proper divisors (2164839522).

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

2164263198 is a wasteful number, since it uses less digits than its factorization.

2164263198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48031.

The product of its digits is 124416, while the sum is 42.

The square root of 2164263198 is about 46521.6422539016. The cubic root of 2164263198 is about 1293.5106978712.

The spelling of 2164263198 in words is "two billion, one hundred sixty-four million, two hundred sixty-three thousand, one hundred ninety-eight".