197888334 has 16 divisors (see below), whose sum is σ = 452316288. Its totient is φ = 56539512.

The previous prime is 197888333. The next prime is 197888359. The reversal of 197888334 is 433888791.

197888334 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 not an unprimeable number, because it can be changed into a prime (197888333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2355772 + ... + 2355855.

It is an arithmetic number, because the mean of its divisors is an integer number (28269768).

Almost surely, 2^197888334 is an apocalyptic number.

197888334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

197888334 is an abundant number, since it is smaller than the sum of its proper divisors (254427954).

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

197888334 is a wasteful number, since it uses less digits than its factorization.

197888334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4711639.

The product of its digits is 1161216, while the sum is 51.

The square root of 197888334 is about 14067.2788413396. The cubic root of 197888334 is about 582.7380782464.

The spelling of 197888334 in words is "one hundred ninety-seven million, eight hundred eighty-eight thousand, three hundred thirty-four".