148198 has 4 divisors (see below), whose sum is σ = 222300. Its totient is φ = 74098.

The previous prime is 148193. The next prime is 148199. The reversal of 148198 is 891841.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37048 + ... + 37051.

It is an arithmetic number, because the mean of its divisors is an integer number (55575).

2¹⁴⁸¹⁹⁸ is an apocalyptic number.

148198 is a deficient number, since it is larger than the sum of its proper divisors (74102).

148198 is an equidigital number, since it uses as much as digits as its factorization.

148198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74101.

The product of its digits is 2304, while the sum is 31.

The square root of 148198 is about 384.9649334680. The cubic root of 148198 is about 52.9193028495.

The spelling of 148198 in words is "one hundred forty-eight thousand, one hundred ninety-eight".