168404048 has 20 divisors (see below), whose sum is σ = 330880608. Its totient is φ = 83015520.

The previous prime is 168404021. The next prime is 168404077. The reversal of 168404048 is 840404861.

It is a junction number, because it is equal to n+sod(n) for n = 168403999 and 168404017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72986 + ... + 75257.

Almost surely, 2^168404048 is an apocalyptic number.

It is an amenable number.

168404048 is a deficient number, since it is larger than the sum of its proper divisors (162476560).

168404048 is a wasteful number, since it uses less digits than its factorization.

168404048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148322 (or 148316 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 35.

The square root of 168404048 is about 12977.0585264920. The cubic root of 168404048 is about 552.2268373881.

The spelling of 168404048 in words is "one hundred sixty-eight million, four hundred four thousand, forty-eight".