168266304 has 84 divisors (see below), whose sum is σ = 490313980. Its totient is φ = 55157760.

The previous prime is 168266297. The next prime is 168266317. The reversal of 168266304 is 403662861.

168266304 is a `hidden beast` number, since 16 + 8 + 2 + 6 + 630 + 4 = 666.

168266304 is nontrivially palindromic in base 11.

It can be written as a sum of positive squares in 2 ways, for example, as 8294400 + 159971904 = 2880^2 + 12648^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32742 + ... + 37530.

Almost surely, 2^168266304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168266304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (245156990).

168266304 is an abundant number, since it is smaller than the sum of its proper divisors (322047676).

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

168266304 is a wasteful number, since it uses less digits than its factorization.

168266304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4868 (or 4855 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The square root of 168266304 is about 12971.7502288627. The cubic root of 168266304 is about 552.0762339577.

The spelling of 168266304 in words is "one hundred sixty-eight million, two hundred sixty-six thousand, three hundred four".