2229078828 has 48 divisors (see below), whose sum is σ = 5510744064. Its totient is φ = 698860800.

The previous prime is 2229078827. The next prime is 2229078829. The reversal of 2229078828 is 8288709222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2229078827) and next prime (2229078829).

It is not an unprimeable number, because it can be changed into a prime (2229078827) 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, 447753 + ... + 452703.

It is an arithmetic number, because the mean of its divisors is an integer number (114807168).

Almost surely, 2^2229078828 is an apocalyptic number.

It is an amenable number.

2229078828 is an abundant number, since it is smaller than the sum of its proper divisors (3281665236).

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

2229078828 is a wasteful number, since it uses less digits than its factorization.

2229078828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7182 (or 7180 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The square root of 2229078828 is about 47213.1213541321. The cubic root of 2229078828 is about 1306.2966375815.

The spelling of 2229078828 in words is "two billion, two hundred twenty-nine million, seventy-eight thousand, eight hundred twenty-eight".