198416 has 10 divisors (see below), whose sum is σ = 384462. Its totient is φ = 99200.

The previous prime is 198413. The next prime is 198427. The reversal of 198416 is 614891.

It can be written as a sum of positive squares in only one way, i.e., 160000 + 38416 = 400^2 + 196^2 .

It is not an unprimeable number, because it can be changed into a prime (198413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6185 + ... + 6216.

2¹⁹⁸⁴¹⁶ is an apocalyptic number.

198416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198416 is a deficient number, since it is larger than the sum of its proper divisors (186046).

198416 is a wasteful number, since it uses less digits than its factorization.

198416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12409 (or 12403 counting only the distinct ones).

The product of its digits is 1728, while the sum is 29.

The square root of 198416 is about 445.4391091945. The cubic root of 198416 is about 58.3255572401.

The spelling of 198416 in words is "one hundred ninety-eight thousand, four hundred sixteen".