64798 has 8 divisors (see below), whose sum is σ = 98280. Its totient is φ = 32040.

The previous prime is 64793. The next prime is 64811. The reversal of 64798 is 89746.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64793) by changing a digit.

64798 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268 + ... + 448.

It is an arithmetic number, because the mean of its divisors is an integer number (12285).

2⁶⁴⁷⁹⁸ is an apocalyptic number.

64798 is a deficient number, since it is larger than the sum of its proper divisors (33482).

64798 is a wasteful number, since it uses less digits than its factorization.

64798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362.

The product of its digits is 12096, while the sum is 34.

The square root of 64798 is about 254.5545128258. The cubic root of 64798 is about 40.1655637705.

The spelling of 64798 in words is "sixty-four thousand, seven hundred ninety-eight".