64502085 has 16 divisors (see below), whose sum is σ = 103493376. Its totient is φ = 34304448.

The previous prime is 64502083. The next prime is 64502099. The reversal of 64502085 is 58020546.

64502085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64502085 - 2¹ = 64502083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64502083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354 + ... + 11363.

It is an arithmetic number, because the mean of its divisors is an integer number (6468336).

Almost surely, 2^64502085 is an apocalyptic number.

It is an amenable number.

64502085 is a deficient number, since it is larger than the sum of its proper divisors (38991291).

64502085 is a wasteful number, since it uses less digits than its factorization.

64502085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12092.

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 64502085 is about 8031.3190074856. The cubic root of 64502085 is about 401.0432869319.

The spelling of 64502085 in words is "sixty-four million, five hundred two thousand, eighty-five".