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8485236 = 223426189
BaseRepresentation
bin100000010111…
…100101110100
3120222002120000
4200113211310
54133011421
6501511300
7132060204
oct40274564
916862500
108485236
1148760a1
122a12530
1319b1266
1411ac404
15b29226
hex817974

8485236 has 30 divisors (see below), whose sum is σ = 22182930. Its totient is φ = 2828304.

The previous prime is 8485231. The next prime is 8485241. The reversal of 8485236 is 6325848.

It is an interprime number because it is at equal distance from previous prime (8485231) and next prime (8485241).

It can be written as a sum of positive squares in only one way, i.e., 8088336 + 396900 = 2844^2 + 630^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 8485236.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8485231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 12771 + ... + 13418.

It is an arithmetic number, because the mean of its divisors is an integer number (739431).

Almost surely, 28485236 is an apocalyptic number.

It is an amenable number.

8485236 is an abundant number, since it is smaller than the sum of its proper divisors (13697694).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8485236 is a wasteful number, since it uses less digits than its factorization.

8485236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26205 (or 26194 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 8485236 is about 2912.9428418697. The cubic root of 8485236 is about 203.9645267039.

It can be divided in two parts, 848 and 5236, that added together give a square (6084 = 782).

The spelling of 8485236 in words is "eight million, four hundred eighty-five thousand, two hundred thirty-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 26189 52378 78567 104756 157134 235701 314268 471402 707103 942804 1414206 2121309 2828412 4242618 8485236