825606527 has 4 divisors (see below), whose sum is σ = 828056736. Its totient is φ = 823156320.

The previous prime is 825606521. The next prime is 825606541. The reversal of 825606527 is 725606528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 825606527 - 2⁴ = 825606511 is a prime.

It is a super-2 number, since 2×825606527² = 1363252274850003458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (825606521) 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, 1224599 + ... + 1225272.

It is an arithmetic number, because the mean of its divisors is an integer number (207014184).

Almost surely, 2^825606527 is an apocalyptic number.

825606527 is a deficient number, since it is larger than the sum of its proper divisors (2450209).

825606527 is a wasteful number, since it uses less digits than its factorization.

825606527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2450208.

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

The square root of 825606527 is about 28733.3695726763. The cubic root of 825606527 is about 938.1185117194.

Subtracting from 825606527 its reverse (725606528), we obtain a palindrome (99999999).

The spelling of 825606527 in words is "eight hundred twenty-five million, six hundred six thousand, five hundred twenty-seven".