320168212 has 24 divisors (see below), whose sum is σ = 689593856. Its totient is φ = 126659808.

The previous prime is 320168203. The next prime is 320168227. The reversal of 320168212 is 212861023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439428 + ... + 440155.

Almost surely, 2^320168212 is an apocalyptic number.

It is an amenable number.

320168212 is an abundant number, since it is smaller than the sum of its proper divisors (369425644).

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

320168212 is a wasteful number, since it uses less digits than its factorization.

320168212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879607 (or 879605 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 320168212 is about 17893.2448706209. The cubic root of 320168212 is about 684.1102070408.

The spelling of 320168212 in words is "three hundred twenty million, one hundred sixty-eight thousand, two hundred twelve".