2212446406 has 16 divisors (see below), whose sum is σ = 3543496704. Its totient is φ = 1033518024.

The previous prime is 2212446403. The next prime is 2212446443. The reversal of 2212446406 is 6046442122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2212446403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557286 + ... + 561241.

It is an arithmetic number, because the mean of its divisors is an integer number (221468544).

Almost surely, 2^2212446406 is an apocalyptic number.

2212446406 is a deficient number, since it is larger than the sum of its proper divisors (1331050298).

2212446406 is a wasteful number, since it uses less digits than its factorization.

2212446406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118595.

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 2212446406 is about 47036.6496043245. The cubic root of 2212446406 is about 1303.0395162031.

Adding to 2212446406 its reverse (6046442122), we get a palindrome (8258888528).

The spelling of 2212446406 in words is "two billion, two hundred twelve million, four hundred forty-six thousand, four hundred six".