829400885 has 8 divisors (see below), whose sum is σ = 995444736. Its totient is φ = 663411600.

The previous prime is 829400867. The next prime is 829400893. The reversal of 829400885 is 588004928.

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

It is not a de Polignac number, because 829400885 - 2¹⁰ = 829399861 is a prime.

It is a Duffinian number.

It is a congruent 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, 36692 + ... + 54818.

It is an arithmetic number, because the mean of its divisors is an integer number (124430592).

Almost surely, 2^829400885 is an apocalyptic number.

It is an amenable number.

829400885 is a deficient number, since it is larger than the sum of its proper divisors (166043851).

829400885 is a wasteful number, since it uses less digits than its factorization.

829400885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27283.

The product of its (nonzero) digits is 184320, while the sum is 44.

The square root of 829400885 is about 28799.3209121326. The cubic root of 829400885 is about 939.5534641607.

The spelling of 829400885 in words is "eight hundred twenty-nine million, four hundred thousand, eight hundred eighty-five".