2226686646 has 32 divisors (see below), whose sum is σ = 4692205440. Its totient is φ = 702497664.

The previous prime is 2226686641. The next prime is 2226686647. The reversal of 2226686646 is 6466866222.

It is a junction number, because it is equal to n+sod(n) for n = 2226686595 and 2226686604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226686641) 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, 119326 + ... + 136718.

It is an arithmetic number, because the mean of its divisors is an integer number (146631420).

Almost surely, 2^2226686646 is an apocalyptic number.

2226686646 is an abundant number, since it is smaller than the sum of its proper divisors (2465518794).

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

2226686646 is a wasteful number, since it uses less digits than its factorization.

2226686646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18540.

The product of its digits is 1990656, while the sum is 48.

The square root of 2226686646 is about 47187.7806852579. The cubic root of 2226686646 is about 1305.8291772446.

The spelling of 2226686646 in words is "two billion, two hundred twenty-six million, six hundred eighty-six thousand, six hundred forty-six".