64383829 has 2 divisors, whose sum is σ = 64383830. Its totient is φ = 64383828.

The previous prime is 64383797. The next prime is 64383871. The reversal of 64383829 is 92838346.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64160100 + 223729 = 8010^2 + 473^2 .

It is a cyclic number.

It is not a de Polignac number, because 64383829 - 2⁵ = 64383797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64383629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32191914 + 32191915.

It is an arithmetic number, because the mean of its divisors is an integer number (32191915).

Almost surely, 2^64383829 is an apocalyptic number.

It is an amenable number.

64383829 is a deficient number, since it is larger than the sum of its proper divisors (1).

64383829 is an equidigital number, since it uses as much as digits as its factorization.

64383829 is an evil number, because the sum of its binary digits is even.

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

The square root of 64383829 is about 8023.9534520086. The cubic root of 64383829 is about 400.7980504797.

The spelling of 64383829 in words is "sixty-four million, three hundred eighty-three thousand, eight hundred twenty-nine".