64863338 has 8 divisors (see below), whose sum is σ = 98467488. Its totient is φ = 32040844.

The previous prime is 64863329. The next prime is 64863349. The reversal of 64863338 is 83336846.

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

It is a junction number, because it is equal to n+sod(n) for n = 64863295 and 64863304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 195206 + ... + 195537.

It is an arithmetic number, because the mean of its divisors is an integer number (12308436).

Almost surely, 2^64863338 is an apocalyptic number.

64863338 is a deficient number, since it is larger than the sum of its proper divisors (33604150).

64863338 is a wasteful number, since it uses less digits than its factorization.

64863338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390828.

The product of its digits is 248832, while the sum is 41.

The square root of 64863338 is about 8053.7778712850. Note that the first 3 decimals coincide. The cubic root of 64863338 is about 401.7905933118.

The spelling of 64863338 in words is "sixty-four million, eight hundred sixty-three thousand, three hundred thirty-eight".