163406222 has 16 divisors (see below), whose sum is σ = 280361952. Its totient is φ = 69972000.

The previous prime is 163406219. The next prime is 163406231. The reversal of 163406222 is 222604361.

163406222 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163406191 and 163406200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14972 + ... + 23472.

It is an arithmetic number, because the mean of its divisors is an integer number (17522622).

Almost surely, 2^163406222 is an apocalyptic number.

163406222 is a deficient number, since it is larger than the sum of its proper divisors (116955730).

163406222 is a wasteful number, since it uses less digits than its factorization.

163406222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9883.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 163406222 is about 12783.0443165938. The cubic root of 163406222 is about 546.7089660078.

The spelling of 163406222 in words is "one hundred sixty-three million, four hundred six thousand, two hundred twenty-two".