829216 has 12 divisors (see below), whose sum is σ = 1632582. Its totient is φ = 414592.

The previous prime is 829211. The next prime is 829223. The reversal of 829216 is 612928.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 672400 + 156816 = 820^2 + 396^2 .

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (829211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12925 + ... + 12988.

2⁸²⁹²¹⁶ is an apocalyptic number.

It is an amenable number.

829216 is a deficient number, since it is larger than the sum of its proper divisors (803366).

829216 is a wasteful number, since it uses less digits than its factorization.

829216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25923 (or 25915 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

The square root of 829216 is about 910.6129803599. The cubic root of 829216 is about 93.9483645792.

The spelling of 829216 in words is "eight hundred twenty-nine thousand, two hundred sixteen".