168350928 has 40 divisors (see below), whose sum is σ = 437844000. Its totient is φ = 55737984.

The previous prime is 168350909. The next prime is 168350981. The reversal of 168350928 is 829053861.

It is a super-2 number, since 2×168350928² = 56684069916922368, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 168350928.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4618 + ... + 18921.

It is an arithmetic number, because the mean of its divisors is an integer number (10946100).

Almost surely, 2^168350928 is an apocalyptic number.

It is an amenable number.

168350928 is an abundant number, since it is smaller than the sum of its proper divisors (269493072).

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

168350928 is a wasteful number, since it uses less digits than its factorization.

168350928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23699 (or 23693 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 168350928 is about 12975.0116762953. The cubic root of 168350928 is about 552.1687679715.

The spelling of 168350928 in words is "one hundred sixty-eight million, three hundred fifty thousand, nine hundred twenty-eight".