82566527 has 8 divisors (see below), whose sum is σ = 87783264. Its totient is φ = 77485408.

The previous prime is 82566503. The next prime is 82566529. The reversal of 82566527 is 72566528.

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 82566527 - 2⁸ = 82566271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82566529) 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, 32648 + ... + 35085.

It is an arithmetic number, because the mean of its divisors is an integer number (10972908).

Almost surely, 2^82566527 is an apocalyptic number.

82566527 is a deficient number, since it is larger than the sum of its proper divisors (5216737).

82566527 is a wasteful number, since it uses less digits than its factorization.

82566527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67809.

The product of its digits is 201600, while the sum is 41.

The square root of 82566527 is about 9086.6125151236. The cubic root of 82566527 is about 435.4463678993.

Subtracting from 82566527 its reverse (72566528), we obtain a palindrome (9999999).

The spelling of 82566527 in words is "eighty-two million, five hundred sixty-six thousand, five hundred twenty-seven".