197389296 has 90 divisors (see below), whose sum is σ = 598251888. Its totient is φ = 60727680.

The previous prime is 197389259. The next prime is 197389319. The reversal of 197389296 is 692983791.

197389296 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 20281 + ... + 28391.

Almost surely, 2^197389296 is an apocalyptic number.

197389296 is a gapful number since it is divisible by the number (16) 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 197389296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (299125944).

197389296 is an abundant number, since it is smaller than the sum of its proper divisors (400862592).

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

197389296 is a wasteful number, since it uses less digits than its factorization.

197389296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8151 (or 8129 counting only the distinct ones).

The product of its digits is 1469664, while the sum is 54.

The square root of 197389296 is about 14049.5300989037. The cubic root of 197389296 is about 582.2478131267.

The spelling of 197389296 in words is "one hundred ninety-seven million, three hundred eighty-nine thousand, two hundred ninety-six".