64338829 has 8 divisors (see below), whose sum is σ = 68238720. Its totient is φ = 60451776.

The previous prime is 64338823. The next prime is 64338877. The reversal of 64338829 is 92883346.

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

It is a cyclic number.

It is not a de Polignac number, because 64338829 - 2¹⁵ = 64306061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64338823) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8332 + ... + 14074.

It is an arithmetic number, because the mean of its divisors is an integer number (8529840).

Almost surely, 2^64338829 is an apocalyptic number.

It is an amenable number.

64338829 is a deficient number, since it is larger than the sum of its proper divisors (3899891).

64338829 is a wasteful number, since it uses less digits than its factorization.

64338829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419.

The product of its digits is 248832, while the sum is 43.

The square root of 64338829 is about 8021.1488578632. The cubic root of 64338829 is about 400.7046516861.

The spelling of 64338829 in words is "sixty-four million, three hundred thirty-eight thousand, eight hundred twenty-nine".