198862 has 4 divisors (see below), whose sum is σ = 298296. Its totient is φ = 99430.

The previous prime is 198859. The next prime is 198899. The reversal of 198862 is 268891.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49714 + ... + 49717.

It is an arithmetic number, because the mean of its divisors is an integer number (74574).

2¹⁹⁸⁸⁶² is an apocalyptic number.

198862 is a deficient number, since it is larger than the sum of its proper divisors (99434).

198862 is an equidigital number, since it uses as much as digits as its factorization.

198862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99433.

The product of its digits is 6912, while the sum is 34.

The square root of 198862 is about 445.9394577743. The cubic root of 198862 is about 58.3692259832.

It can be divided in two parts, 1988 and 62, that multiplied together give a triangular number (123256 = T₄₉₆).

The spelling of 198862 in words is "one hundred ninety-eight thousand, eight hundred sixty-two".