168239674 has 8 divisors (see below), whose sum is σ = 253491840. Its totient is φ = 83742396.

The previous prime is 168239671. The next prime is 168239723. The reversal of 168239674 is 476932861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (168239671) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 188164 + ... + 189055.

It is an arithmetic number, because the mean of its divisors is an integer number (31686480).

Almost surely, 2^168239674 is an apocalyptic number.

168239674 is a deficient number, since it is larger than the sum of its proper divisors (85252166).

168239674 is a wasteful number, since it uses less digits than its factorization.

168239674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377444.

The product of its digits is 435456, while the sum is 46.

The square root of 168239674 is about 12970.7237269167. The cubic root of 168239674 is about 552.0471083685.

The spelling of 168239674 in words is "one hundred sixty-eight million, two hundred thirty-nine thousand, six hundred seventy-four".