168504346 has 4 divisors (see below), whose sum is σ = 252756522. Its totient is φ = 84252172.

The previous prime is 168504337. The next prime is 168504361. The reversal of 168504346 is 643405861.

It is a happy number.

168504346 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 157778721 + 10725625 = 12561^2 + 3275^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42126085 + ... + 42126088.

Almost surely, 2^168504346 is an apocalyptic number.

168504346 is a deficient number, since it is larger than the sum of its proper divisors (84252176).

168504346 is an equidigital number, since it uses as much as digits as its factorization.

168504346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84252175.

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 168504346 is about 12980.9223863330. The cubic root of 168504346 is about 552.3364472932.

The spelling of 168504346 in words is "one hundred sixty-eight million, five hundred four thousand, three hundred forty-six".