829489197 has 16 divisors (see below), whose sum is σ = 1117184000. Its totient is φ = 547413552.

The previous prime is 829489189. The next prime is 829489217. The reversal of 829489197 is 791984928.

It is not a de Polignac number, because 829489197 - 2³ = 829489189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (829489127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187938 + ... + 192300.

It is an arithmetic number, because the mean of its divisors is an integer number (69824000).

Almost surely, 2^829489197 is an apocalyptic number.

It is an amenable number.

829489197 is a deficient number, since it is larger than the sum of its proper divisors (287694803).

829489197 is a wasteful number, since it uses less digits than its factorization.

829489197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4992.

The product of its digits is 2612736, while the sum is 57.

The square root of 829489197 is about 28800.8541019186. The cubic root of 829489197 is about 939.5868098774.

The spelling of 829489197 in words is "eight hundred twenty-nine million, four hundred eighty-nine thousand, one hundred ninety-seven".