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828236 = 22792621
BaseRepresentation
bin11001010001101001100
31120002010102
43022031030
5203000421
625430232
710016453
oct3121514
91502112
10828236
115162a2
1233b378
1322cca6
14177b9a
1511560b
hexca34c

828236 has 12 divisors (see below), whose sum is σ = 1468320. Its totient is φ = 408720.

The previous prime is 828221. The next prime is 828239. The reversal of 828236 is 632828.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 828199 and 828208.

It is not an unprimeable number, because it can be changed into a prime (828239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995 + ... + 1626.

It is an arithmetic number, because the mean of its divisors is an integer number (122360).

2828236 is an apocalyptic number.

It is an amenable number.

828236 is a deficient number, since it is larger than the sum of its proper divisors (640084).

828236 is a wasteful number, since it uses less digits than its factorization.

828236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704 (or 2702 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 828236 is about 910.0747222069. The cubic root of 828236 is about 93.9113393684.

The spelling of 828236 in words is "eight hundred twenty-eight thousand, two hundred thirty-six".

Divisors: 1 2 4 79 158 316 2621 5242 10484 207059 414118 828236