197834 has 16 divisors (see below), whose sum is σ = 365568. Its totient is φ = 78192.

The previous prime is 197831. The next prime is 197837. The reversal of 197834 is 438791.

It is an interprime number because it is at equal distance from previous prime (197831) and next prime (197837).

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 197834.

It is not an unprimeable number, because it can be changed into a prime (197831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 362 + ... + 725.

It is an arithmetic number, because the mean of its divisors is an integer number (22848).

2¹⁹⁷⁸³⁴ is an apocalyptic number.

197834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

197834 is a deficient number, since it is larger than the sum of its proper divisors (167734).

197834 is a wasteful number, since it uses less digits than its factorization.

197834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109.

The product of its digits is 6048, while the sum is 32.

The square root of 197834 is about 444.7853414851. The cubic root of 197834 is about 58.2684739429.

The spelling of 197834 in words is "one hundred ninety-seven thousand, eight hundred thirty-four".