163300812 has 12 divisors (see below), whose sum is σ = 381035256. Its totient is φ = 54433600.

The previous prime is 163300751. The next prime is 163300817. The reversal of 163300812 is 218003361.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (163300817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6804189 + ... + 6804212.

It is an arithmetic number, because the mean of its divisors is an integer number (31752938).

Almost surely, 2^163300812 is an apocalyptic number.

163300812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

163300812 is an abundant number, since it is smaller than the sum of its proper divisors (217734444).

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

163300812 is a wasteful number, since it uses less digits than its factorization.

163300812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13608408 (or 13608406 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 163300812 is about 12778.9206116949. The cubic root of 163300812 is about 546.5913838098.

The spelling of 163300812 in words is "one hundred sixty-three million, three hundred thousand, eight hundred twelve".