64383799 has 8 divisors (see below), whose sum is σ = 70110000. Its totient is φ = 58891392.

The previous prime is 64383797. The next prime is 64383829. The reversal of 64383799 is 99738346.

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 64383799 - 2¹ = 64383797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64383797) 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, 57874 + ... + 58975.

It is an arithmetic number, because the mean of its divisors is an integer number (8763750).

Almost surely, 2^64383799 is an apocalyptic number.

64383799 is a deficient number, since it is larger than the sum of its proper divisors (5726201).

64383799 is a wasteful number, since it uses less digits than its factorization.

64383799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116897.

The product of its digits is 979776, while the sum is 49.

The square root of 64383799 is about 8023.9515826057. The cubic root of 64383799 is about 400.7979882283.

The spelling of 64383799 in words is "sixty-four million, three hundred eighty-three thousand, seven hundred ninety-nine".