64065526 has 8 divisors (see below), whose sum is σ = 109826640. Its totient is φ = 27456648.

The previous prime is 64065487. The next prime is 64065527. The reversal of 64065526 is 62556046.

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

It is a junction number, because it is equal to n+sod(n) for n = 64065491 and 64065500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64065527) 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 3 ways as a sum of consecutive naturals, for example, 2288041 + ... + 2288068.

It is an arithmetic number, because the mean of its divisors is an integer number (13728330).

Almost surely, 2^64065526 is an apocalyptic number.

64065526 is a deficient number, since it is larger than the sum of its proper divisors (45761114).

64065526 is a wasteful number, since it uses less digits than its factorization.

64065526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4576118.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 64065526 is about 8004.0943272803. The cubic root of 64065526 is about 400.1364659373.

It can be divided in two parts, 640 and 65526, that added together give a palindrome (66166).

The spelling of 64065526 in words is "sixty-four million, sixty-five thousand, five hundred twenty-six".