2229728358 has 32 divisors (see below), whose sum is σ = 5239084032. Its totient is φ = 623700000.

The previous prime is 2229728341. The next prime is 2229728359. The reversal of 2229728358 is 8538279222.

2229728358 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229728359) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1298518 + ... + 1300233.

It is an arithmetic number, because the mean of its divisors is an integer number (163721376).

Almost surely, 2^2229728358 is an apocalyptic number.

2229728358 is an abundant number, since it is smaller than the sum of its proper divisors (3009355674).

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

2229728358 is a wasteful number, since it uses less digits than its factorization.

2229728358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598780.

The product of its digits is 967680, while the sum is 48.

The square root of 2229728358 is about 47219.9995552732. Note that the first 3 decimals coincide. The cubic root of 2229728358 is about 1306.4235056021.

The spelling of 2229728358 in words is "two billion, two hundred twenty-nine million, seven hundred twenty-eight thousand, three hundred fifty-eight".