2209886628 has 24 divisors (see below), whose sum is σ = 5157216288. Its totient is φ = 736512576.

The previous prime is 2209886611. The next prime is 2209886641. The reversal of 2209886628 is 8266889022.

It is a super-2 number, since 2×2209886628² = 9767197817226420768, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102000 + ... + 121752.

It is an arithmetic number, because the mean of its divisors is an integer number (214884012).

Almost surely, 2^2209886628 is an apocalyptic number.

It is an amenable number.

2209886628 is an abundant number, since it is smaller than the sum of its proper divisors (2947329660).

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

2209886628 is a wasteful number, since it uses less digits than its factorization.

2209886628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29083 (or 29081 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The square root of 2209886628 is about 47009.4312665023. The cubic root of 2209886628 is about 1302.5367877782.

The spelling of 2209886628 in words is "two billion, two hundred nine million, eight hundred eighty-six thousand, six hundred twenty-eight".