2646448222 has 8 divisors (see below), whose sum is σ = 4330551672. Its totient is φ = 1202931000.

The previous prime is 2646448219. The next prime is 2646448243. The reversal of 2646448222 is 2228446462.

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

It is a super-2 number, since 2×2646448222² = 14007376383453922568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60146529 + ... + 60146572.

It is an arithmetic number, because the mean of its divisors is an integer number (541318959).

Almost surely, 2^2646448222 is an apocalyptic number.

2646448222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2646448222 is a deficient number, since it is larger than the sum of its proper divisors (1684103450).

2646448222 is a wasteful number, since it uses less digits than its factorization.

2646448222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120293114.

The product of its digits is 294912, while the sum is 40.

The square root of 2646448222 is about 51443.6412202713. The cubic root of 2646448222 is about 1383.2089821867.

The spelling of 2646448222 in words is "two billion, six hundred forty-six million, four hundred forty-eight thousand, two hundred twenty-two".