144224198 has 4 divisors (see below), whose sum is σ = 216336300. Its totient is φ = 72112098.

The previous prime is 144224189. The next prime is 144224207. The reversal of 144224198 is 891422441.

It is a happy number.

144224198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (144224189) and next prime (144224207).

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, 36056048 + ... + 36056051.

It is an arithmetic number, because the mean of its divisors is an integer number (54084075).

Almost surely, 2^144224198 is an apocalyptic number.

144224198 is a deficient number, since it is larger than the sum of its proper divisors (72112102).

144224198 is an equidigital number, since it uses as much as digits as its factorization.

144224198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72112101.

The product of its digits is 18432, while the sum is 35.

The square root of 144224198 is about 12009.3379501120. The cubic root of 144224198 is about 524.4201586149.

The spelling of 144224198 in words is "one hundred forty-four million, two hundred twenty-four thousand, one hundred ninety-eight".