42167168 has 16 divisors (see below), whose sum is σ = 84005160. Its totient is φ = 21083520.

The previous prime is 42167159. The next prime is 42167201. The reversal of 42167168 is 86176124.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164588 + ... + 164843.

Almost surely, 2^42167168 is an apocalyptic number.

It is an amenable number.

42167168 is a deficient number, since it is larger than the sum of its proper divisors (41837992).

42167168 is an equidigital number, since it uses as much as digits as its factorization.

42167168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329445 (or 329433 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 42167168 is about 6493.6251816686. The cubic root of 42167168 is about 348.0632289215.

The spelling of 42167168 in words is "forty-two million, one hundred sixty-seven thousand, one hundred sixty-eight".