825326672 has 40 divisors (see below), whose sum is σ = 1615480680. Its totient is φ = 408453120.

The previous prime is 825326657. The next prime is 825326683. The reversal of 825326672 is 276623528.

It can be written as a sum of positive squares in 4 ways, for example, as 3013696 + 822312976 = 1736^2 + 28676^2 .

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 743654 + ... + 744762.

It is an arithmetic number, because the mean of its divisors is an integer number (40387017).

Almost surely, 2^825326672 is an apocalyptic number.

It is an amenable number.

825326672 is a deficient number, since it is larger than the sum of its proper divisors (790154008).

825326672 is a wasteful number, since it uses less digits than its factorization.

825326672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1551 (or 1545 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 825326672 is about 28728.4992994761. The cubic root of 825326672 is about 938.0125020497.

The spelling of 825326672 in words is "eight hundred twenty-five million, three hundred twenty-six thousand, six hundred seventy-two".