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486225 = 32522161
BaseRepresentation
bin1110110101101010001
3220200222100
41312231101
5111024400
614231013
74063365
oct1665521
9820870
10486225
11302343
121b5469
1314040c
14c92a5
1599100
hex76b51

486225 has 18 divisors (see below), whose sum is σ = 871286. Its totient is φ = 259200.

The previous prime is 486223. The next prime is 486247. The reversal of 486225 is 522684.

It can be written as a sum of positive squares in 3 ways, for example, as 46656 + 439569 = 216^2 + 663^2 .

It is not a de Polignac number, because 486225 - 21 = 486223 is a prime.

It is a Duffinian number.

486225 is a lucky number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (486221) 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 17 ways as a sum of consecutive naturals, for example, 856 + ... + 1305.

2486225 is an apocalyptic number.

486225 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

486225 is a deficient number, since it is larger than the sum of its proper divisors (385061).

486225 is a wasteful number, since it uses less digits than its factorization.

486225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2177 (or 2169 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 486225 is about 697.2983579502. The cubic root of 486225 is about 78.6343730164.

The spelling of 486225 in words is "four hundred eighty-six thousand, two hundred twenty-five".

Divisors: 1 3 5 9 15 25 45 75 225 2161 6483 10805 19449 32415 54025 97245 162075 486225