64085529 has 8 divisors (see below), whose sum is σ = 90473760. Its totient is φ = 40210496.

The previous prime is 64085519. The next prime is 64085531. The reversal of 64085529 is 92558046.

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 64085529 - 2⁴ = 64085513 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64085519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628239 + ... + 628340.

It is an arithmetic number, because the mean of its divisors is an integer number (11309220).

Almost surely, 2^64085529 is an apocalyptic number.

It is an amenable number.

64085529 is a deficient number, since it is larger than the sum of its proper divisors (26388231).

64085529 is a wasteful number, since it uses less digits than its factorization.

64085529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256599.

The product of its (nonzero) digits is 86400, while the sum is 39.

The square root of 64085529 is about 8005.3437777525. The cubic root of 64085529 is about 400.1781061004.

The spelling of 64085529 in words is "sixty-four million, eighty-five thousand, five hundred twenty-nine".