829490 has 16 divisors (see below), whose sum is σ = 1508760. Its totient is φ = 328320.

The previous prime is 829469. The next prime is 829501. The reversal of 829490 is 94928.

It can be written as a sum of positive squares in 4 ways, for example, as 461041 + 368449 = 679^2 + 607^2 .

It is a nialpdrome in base 16.

It is an unprimeable number.

829490 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 710 + ... + 1470.

2⁸²⁹⁴⁹⁰ is an apocalyptic number.

829490 is a deficient number, since it is larger than the sum of its proper divisors (679270).

829490 is a wasteful number, since it uses less digits than its factorization.

829490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 829490 is about 910.7634160417. The cubic root of 829490 is about 93.9587113071.

The spelling of 829490 in words is "eight hundred twenty-nine thousand, four hundred ninety".