197492834 has 24 divisors (see below), whose sum is σ = 375934608. Its totient is φ = 76944840.

The previous prime is 197492803. The next prime is 197492837. The reversal of 197492834 is 438294791.

197492834 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (197492837) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 90524 + ... + 92679.

It is an arithmetic number, because the mean of its divisors is an integer number (15663942).

Almost surely, 2^197492834 is an apocalyptic number.

197492834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

197492834 is a deficient number, since it is larger than the sum of its proper divisors (178441774).

197492834 is a wasteful number, since it uses less digits than its factorization.

197492834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183230 (or 183223 counting only the distinct ones).

The product of its digits is 435456, while the sum is 47.

The square root of 197492834 is about 14053.2143654041. The cubic root of 197492834 is about 582.3495988497.

The spelling of 197492834 in words is "one hundred ninety-seven million, four hundred ninety-two thousand, eight hundred thirty-four".