828122 has 4 divisors (see below), whose sum is σ = 1242186. Its totient is φ = 414060.

The previous prime is 828119. The next prime is 828127. The reversal of 828122 is 221828.

828122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 579121 + 249001 = 761^2 + 499^2 .

It is not an unprimeable number, because it can be changed into a prime (828127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207029 + ... + 207032.

2⁸²⁸¹²² is an apocalyptic number.

828122 is a deficient number, since it is larger than the sum of its proper divisors (414064).

828122 is a wasteful number, since it uses less digits than its factorization.

828122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414063.

The product of its digits is 512, while the sum is 23.

The square root of 828122 is about 910.0120878318. The cubic root of 828122 is about 93.9070304581.

The spelling of 828122 in words is "eight hundred twenty-eight thousand, one hundred twenty-two".