6646200226 has 8 divisors (see below), whose sum is σ = 10060762140. Its totient is φ = 3292612848.

The previous prime is 6646200217. The next prime is 6646200233. The reversal of 6646200226 is 6220026466.

It can be written as a sum of positive squares in 2 ways, for example, as 6413607225 + 232593001 = 80085^2 + 15251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 6646200191 and 6646200200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15243361 + ... + 15243796.

Almost surely, 2^6646200226 is an apocalyptic number.

6646200226 is a deficient number, since it is larger than the sum of its proper divisors (3414561914).

6646200226 is a wasteful number, since it uses less digits than its factorization.

6646200226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30487268.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 6646200226 is about 81524.2309132690. The cubic root of 6646200226 is about 1880.1441177055.

The spelling of 6646200226 in words is "six billion, six hundred forty-six million, two hundred thousand, two hundred twenty-six".