168210412 has 12 divisors (see below), whose sum is σ = 294460936. Its totient is φ = 84078720.

The previous prime is 168210407. The next prime is 168210437. The reversal of 168210412 is 214012861.

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, 17143 + ... + 25105.

Almost surely, 2^168210412 is an apocalyptic number.

It is an amenable number.

168210412 is a deficient number, since it is larger than the sum of its proper divisors (126250524).

168210412 is a wasteful number, since it uses less digits than its factorization.

168210412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13248 (or 13246 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 25.

The square root of 168210412 is about 12969.5956760417. The cubic root of 168210412 is about 552.0151005811.

The spelling of 168210412 in words is "one hundred sixty-eight million, two hundred ten thousand, four hundred twelve".