828369 has 6 divisors (see below), whose sum is σ = 1196546. Its totient is φ = 552240.
The previous prime is 828361. The next prime is 828371. The reversal of 828369 is 963828.
828369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 731025 + 97344 = 855^2 + 312^2 .
It is not a de Polignac number, because 828369 - 23 = 828361 is a prime.
It is a super-2 number, since 2×8283692 = 1372390400322, which contains 22 as substring.
It is a Duffinian number.
It is a plaindrome in base 15.
It is not an unprimeable number, because it can be changed into a prime (828361) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46012 + ... + 46029.
2828369 is an apocalyptic number.
It is an amenable number.
828369 is a deficient number, since it is larger than the sum of its proper divisors (368177).
828369 is a wasteful number, since it uses less digits than its factorization.
828369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92047 (or 92044 counting only the distinct ones).
The product of its digits is 20736, while the sum is 36.
The square root of 828369 is about 910.1477901967. The cubic root of 828369 is about 93.9163659307.
The spelling of 828369 in words is "eight hundred twenty-eight thousand, three hundred sixty-nine".
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