168604475 has 24 divisors (see below), whose sum is σ = 227193792. Its totient is φ = 123379200.

The previous prime is 168604459. The next prime is 168604493. The reversal of 168604475 is 574406861.

168604475 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 168604475 - 2⁴ = 168604459 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34430 + ... + 39020.

It is an arithmetic number, because the mean of its divisors is an integer number (9466408).

Almost surely, 2^168604475 is an apocalyptic number.

168604475 is a deficient number, since it is larger than the sum of its proper divisors (58589317).

168604475 is a wasteful number, since it uses less digits than its factorization.

168604475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4727 (or 4722 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 168604475 is about 12984.7785887939. The cubic root of 168604475 is about 552.4458291313.

The spelling of 168604475 in words is "one hundred sixty-eight million, six hundred four thousand, four hundred seventy-five".