197301312 has 112 divisors (see below), whose sum is σ = 624718080. Its totient is φ = 60701184.

The previous prime is 197301289. The next prime is 197301317. The reversal of 197301312 is 213103791.

197301312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (197301317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18073 + ... + 26855.

It is an arithmetic number, because the mean of its divisors is an integer number (5577840).

Almost surely, 2^197301312 is an apocalyptic number.

197301312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 197301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (312359040).

197301312 is an abundant number, since it is smaller than the sum of its proper divisors (427416768).

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

197301312 is a wasteful number, since it uses less digits than its factorization.

197301312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8817 (or 8801 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 197301312 is about 14046.3985419751. The cubic root of 197301312 is about 582.1612901895.

The spelling of 197301312 in words is "one hundred ninety-seven million, three hundred one thousand, three hundred twelve".