197863 has 8 divisors (see below), whose sum is σ = 213408. Its totient is φ = 182784.

The previous prime is 197837. The next prime is 197887. The reversal of 197863 is 368791.

197863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 197863 - 2⁵ = 197831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197803) 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, 1695 + ... + 1807.

It is an arithmetic number, because the mean of its divisors is an integer number (26676).

2¹⁹⁷⁸⁶³ is an apocalyptic number.

197863 is a deficient number, since it is larger than the sum of its proper divisors (15545).

197863 is a wasteful number, since it uses less digits than its factorization.

197863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233.

The product of its digits is 9072, while the sum is 34.

The square root of 197863 is about 444.8179402857. The cubic root of 197863 is about 58.2713209480.

The spelling of 197863 in words is "one hundred ninety-seven thousand, eight hundred sixty-three".