168452928 has 168 divisors, whose sum is σ = 565830720. Its totient is φ = 46909440.

The previous prime is 168452891. The next prime is 168452957. The reversal of 168452928 is 829254861.

It is a tau number, because it is divible by the number of its divisors (168).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 164803 + ... + 165821.

It is an arithmetic number, because the mean of its divisors is an integer number (3368040).

Almost surely, 2^168452928 is an apocalyptic number.

168452928 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168452928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282915360).

168452928 is an abundant number, since it is smaller than the sum of its proper divisors (397377792).

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

168452928 is a wasteful number, since it uses less digits than its factorization.

168452928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085 (or 1072 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 168452928 is about 12978.9417134064. The cubic root of 168452928 is about 552.2802609587.

The spelling of 168452928 in words is "one hundred sixty-eight million, four hundred fifty-two thousand, nine hundred twenty-eight".