163343406 has 8 divisors (see below), whose sum is σ = 326686824. Its totient is φ = 54447800.

The previous prime is 163343393. The next prime is 163343431. The reversal of 163343406 is 604343361.

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

163343406 is an admirable number.

It is a congruent number.

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, 13611945 + ... + 13611956.

It is an arithmetic number, because the mean of its divisors is an integer number (40835853).

Almost surely, 2^163343406 is an apocalyptic number.

163343406 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.

163343406 is a wasteful number, since it uses less digits than its factorization.

163343406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27223906.

The product of its (nonzero) digits is 15552, while the sum is 30.

The square root of 163343406 is about 12780.5870757176. The cubic root of 163343406 is about 546.6389024335.

Adding to 163343406 its reverse (604343361), we get a palindrome (767686767).

The spelling of 163343406 in words is "one hundred sixty-three million, three hundred forty-three thousand, four hundred six".