168434600 has 24 divisors (see below), whose sum is σ = 391610910. Its totient is φ = 67373760.

The previous prime is 168434599. The next prime is 168434627. The reversal of 168434600 is 6434861.

It can be written as a sum of positive squares in 3 ways, for example, as 138250564 + 30184036 = 11758^2 + 5494^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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 in 5 ways as a sum of consecutive naturals, for example, 420887 + ... + 421286.

Almost surely, 2^168434600 is an apocalyptic number.

168434600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

168434600 is an abundant number, since it is smaller than the sum of its proper divisors (223176310).

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

168434600 is a wasteful number, since it uses less digits than its factorization.

168434600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 842189 (or 842180 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 168434600 is about 12978.2356273879. The cubic root of 168434600 is about 552.2602305168.

The spelling of 168434600 in words is "one hundred sixty-eight million, four hundred thirty-four thousand, six hundred".