198627 has 16 divisors (see below), whose sum is σ = 311808. Its totient is φ = 110880.

The previous prime is 198623. The next prime is 198637. The reversal of 198627 is 726891.

It is not a de Polignac number, because 198627 - 2² = 198623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a zygodrome in base 2.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 198627.

It is not an unprimeable number, because it can be changed into a prime (198623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 198 + ... + 660.

It is an arithmetic number, because the mean of its divisors is an integer number (19488).

2¹⁹⁸⁶²⁷ is an apocalyptic number.

198627 is a deficient number, since it is larger than the sum of its proper divisors (113181).

198627 is a wasteful number, since it uses less digits than its factorization.

198627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490.

The product of its digits is 6048, while the sum is 33.

The square root of 198627 is about 445.6758912035. The cubic root of 198627 is about 58.3462248152.

It can be divided in two parts, 19 and 8627, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 198627 in words is "one hundred ninety-eight thousand, six hundred twenty-seven".