64198 has 4 divisors (see below), whose sum is σ = 96300. Its totient is φ = 32098.

The previous prime is 64189. The next prime is 64217. The reversal of 64198 is 89146.

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, 16048 + ... + 16051.

It is an arithmetic number, because the mean of its divisors is an integer number (24075).

2⁶⁴¹⁹⁸ is an apocalyptic number.

64198 is a deficient number, since it is larger than the sum of its proper divisors (32102).

64198 is a wasteful number, since it uses less digits than its factorization.

64198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32101.

The product of its digits is 1728, while the sum is 28.

The square root of 64198 is about 253.3732424705. The cubic root of 64198 is about 40.0412075339.

It can be divided in two parts, 64 and 198, that added together give a palindrome (262).

The spelling of 64198 in words is "sixty-four thousand, one hundred ninety-eight".