828194 has 4 divisors (see below), whose sum is σ = 1242294. Its totient is φ = 414096.

The previous prime is 828169. The next prime is 828199. The reversal of 828194 is 491828.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 511225 + 316969 = 715^2 + 563^2 .

It is a plaindrome in base 15.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 828194.

It is not an unprimeable number, because it can be changed into a prime (828199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207047 + ... + 207050.

2⁸²⁸¹⁹⁴ is an apocalyptic number.

828194 is a deficient number, since it is larger than the sum of its proper divisors (414100).

828194 is a wasteful number, since it uses less digits than its factorization.

828194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414099.

The product of its digits is 4608, while the sum is 32.

The square root of 828194 is about 910.0516468860. The cubic root of 828194 is about 93.9097519211.

The spelling of 828194 in words is "eight hundred twenty-eight thousand, one hundred ninety-four".