168144674 has 32 divisors (see below), whose sum is σ = 270552960. Its totient is φ = 78198912.

The previous prime is 168144667. The next prime is 168144701. The reversal of 168144674 is 476441861.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 273992 + ... + 274604.

It is an arithmetic number, because the mean of its divisors is an integer number (8454780).

Almost surely, 2^168144674 is an apocalyptic number.

168144674 is a deficient number, since it is larger than the sum of its proper divisors (102408286).

168144674 is a wasteful number, since it uses less digits than its factorization.

168144674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794.

The product of its digits is 129024, while the sum is 41.

The square root of 168144674 is about 12967.0611165368. The cubic root of 168144674 is about 551.9431805445.

The spelling of 168144674 in words is "one hundred sixty-eight million, one hundred forty-four thousand, six hundred seventy-four".