601668056 has 32 divisors (see below), whose sum is σ = 1256878080. Its totient is φ = 267664800.

The previous prime is 601668047. The next prime is 601668059. The reversal of 601668056 is 650866106.

It is a super-2 number, since 2×601668056² = 724008899221638272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601668059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68600 + ... + 76871.

It is an arithmetic number, because the mean of its divisors is an integer number (39277440).

Almost surely, 2^601668056 is an apocalyptic number.

It is an amenable number.

601668056 is an abundant number, since it is smaller than the sum of its proper divisors (655210024).

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

601668056 is a wasteful number, since it uses less digits than its factorization.

601668056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145535 (or 145531 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 601668056 is about 24528.9228463053. The cubic root of 601668056 is about 844.2135492814.

The spelling of 601668056 in words is "six hundred one million, six hundred sixty-eight thousand, fifty-six".