168343826 has 32 divisors (see below), whose sum is σ = 315436032. Its totient is φ = 65710080.

The previous prime is 168343793. The next prime is 168343829. The reversal of 168343826 is 628343861.

It is a happy number.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (168343829) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4031 + ... + 18786.

It is an arithmetic number, because the mean of its divisors is an integer number (9857376).

Almost surely, 2^168343826 is an apocalyptic number.

168343826 is a deficient number, since it is larger than the sum of its proper divisors (147092206).

168343826 is a wasteful number, since it uses less digits than its factorization.

168343826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22874.

The product of its digits is 165888, while the sum is 41.

The square root of 168343826 is about 12974.7379935011. The cubic root of 168343826 is about 552.1610033222.

The spelling of 168343826 in words is "one hundred sixty-eight million, three hundred forty-three thousand, eight hundred twenty-six".