2222456406 has 8 divisors (see below), whose sum is σ = 4444912824. Its totient is φ = 740818800.

The previous prime is 2222456387. The next prime is 2222456407. The reversal of 2222456406 is 6046542222.

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

2222456406 is an admirable number.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222456407) by changing a digit.

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, 185204695 + ... + 185204706.

It is an arithmetic number, because the mean of its divisors is an integer number (555614103).

Almost surely, 2^2222456406 is an apocalyptic number.

2222456406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2222456406 is a wasteful number, since it uses less digits than its factorization.

2222456406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370409406.

The product of its (nonzero) digits is 46080, while the sum is 33.

The square root of 2222456406 is about 47142.9359077264. The cubic root of 2222456406 is about 1305.0017187042.

Adding to 2222456406 its reverse (6046542222), we get a palindrome (8268998628).

The spelling of 2222456406 in words is "two billion, two hundred twenty-two million, four hundred fifty-six thousand, four hundred six".