2232164228 has 108 divisors (see below), whose sum is σ = 4800161520. Its totient is φ = 904847328.

The previous prime is 2232164227. The next prime is 2232164257. The reversal of 2232164228 is 8224612322.

It is a super-3 number, since 3×2232164228³ (a number of 29 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2232164194 and 2232164203.

It is not an unprimeable number, because it can be changed into a prime (2232164227) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33315851 + ... + 33315917.

It is an arithmetic number, because the mean of its divisors is an integer number (44445940).

Almost surely, 2^2232164228 is an apocalyptic number.

2232164228 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2232164228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2400080760).

2232164228 is an abundant number, since it is smaller than the sum of its proper divisors (2567997292).

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

2232164228 is a wasteful number, since it uses less digits than its factorization.

2232164228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254 (or 178 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

The square root of 2232164228 is about 47245.7852935053. The cubic root of 2232164228 is about 1306.8990672234.

The spelling of 2232164228 in words is "two billion, two hundred thirty-two million, one hundred sixty-four thousand, two hundred twenty-eight".