829230665 has 8 divisors (see below), whose sum is σ = 997238088. Its totient is φ = 661943680.

The previous prime is 829230601. The next prime is 829230683. The reversal of 829230665 is 566032928.

It can be written as a sum of positive squares in 4 ways, for example, as 16752649 + 812478016 = 4093^2 + 28504^2 .

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

It is not a de Polignac number, because 829230665 - 2⁶ = 829230601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177572 + ... + 182181.

It is an arithmetic number, because the mean of its divisors is an integer number (124654761).

Almost surely, 2^829230665 is an apocalyptic number.

It is an amenable number.

829230665 is a deficient number, since it is larger than the sum of its proper divisors (168007423).

829230665 is a wasteful number, since it uses less digits than its factorization.

829230665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360219.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 829230665 is about 28796.3654824702. The cubic root of 829230665 is about 939.4891841341.

The spelling of 829230665 in words is "eight hundred twenty-nine million, two hundred thirty thousand, six hundred sixty-five".