168875492 has 12 divisors (see below), whose sum is σ = 297033660. Its totient is φ = 84008736.

The previous prime is 168875459. The next prime is 168875513. The reversal of 168875492 is 294578861.

It can be written as a sum of positive squares in 2 ways, for example, as 84529636 + 84345856 = 9194^2 + 9184^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 168875492.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106367 + ... + 107942.

It is an arithmetic number, because the mean of its divisors is an integer number (24752805).

Almost surely, 2^168875492 is an apocalyptic number.

It is an amenable number.

168875492 is a deficient number, since it is larger than the sum of its proper divisors (128158168).

168875492 is a wasteful number, since it uses less digits than its factorization.

168875492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214510 (or 214508 counting only the distinct ones).

The product of its digits is 967680, while the sum is 50.

The square root of 168875492 is about 12995.2103484322. The cubic root of 168875492 is about 552.7416735151.

The spelling of 168875492 in words is "one hundred sixty-eight million, eight hundred seventy-five thousand, four hundred ninety-two".