2206466646 has 32 divisors (see below), whose sum is σ = 4491916800. Its totient is φ = 722389536.

The previous prime is 2206466629. The next prime is 2206466651. The reversal of 2206466646 is 6466646022.

It is a junction number, because it is equal to n+sod(n) for n = 2206466598 and 2206466607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132435 + ... + 148161.

It is an arithmetic number, because the mean of its divisors is an integer number (140372400).

Almost surely, 2^2206466646 is an apocalyptic number.

2206466646 is an abundant number, since it is smaller than the sum of its proper divisors (2285450154).

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

2206466646 is a wasteful number, since it uses less digits than its factorization.

2206466646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16148.

The product of its (nonzero) digits is 497664, while the sum is 42.

The square root of 2206466646 is about 46973.0416941462. The cubic root of 2206466646 is about 1301.8645131208.

The spelling of 2206466646 in words is "two billion, two hundred six million, four hundred sixty-six thousand, six hundred forty-six".