168028604 has 6 divisors (see below), whose sum is σ = 294050064. Its totient is φ = 84014300.

The previous prime is 168028579. The next prime is 168028607. The reversal of 168028604 is 406820861.

168028604 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×168028604² = 56467223524377632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168028607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21003572 + ... + 21003579.

It is an arithmetic number, because the mean of its divisors is an integer number (49008344).

Almost surely, 2^168028604 is an apocalyptic number.

It is an amenable number.

168028604 is a deficient number, since it is larger than the sum of its proper divisors (126021460).

168028604 is a wasteful number, since it uses less digits than its factorization.

168028604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42007155 (or 42007153 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 168028604 is about 12962.5847731076. The cubic root of 168028604 is about 551.8161494781.

The spelling of 168028604 in words is "one hundred sixty-eight million, twenty-eight thousand, six hundred four".