828435 has 8 divisors (see below), whose sum is σ = 1325520. Its totient is φ = 441824.

The previous prime is 828431. The next prime is 828449. The reversal of 828435 is 534828.

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

It is a cyclic number.

It is not a de Polignac number, because 828435 - 2² = 828431 is a prime.

828435 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (828431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27600 + ... + 27629.

It is an arithmetic number, because the mean of its divisors is an integer number (165690).

2⁸²⁸⁴³⁵ is an apocalyptic number.

828435 is a deficient number, since it is larger than the sum of its proper divisors (497085).

828435 is a wasteful number, since it uses less digits than its factorization.

828435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55237.

The product of its digits is 7680, while the sum is 30.

The square root of 828435 is about 910.1840473223. The cubic root of 828435 is about 93.9188601153.

The spelling of 828435 in words is "eight hundred twenty-eight thousand, four hundred thirty-five".