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487136 = 25131171
BaseRepresentation
bin1110110111011100000
3220202020002
41312323200
5111042021
614235132
74066136
oct1667340
9822202
10487136
11302aa1
121b5aa8
13140960
14c9756
159950b
hex76ee0

487136 has 24 divisors (see below), whose sum is σ = 1033704. Its totient is φ = 224640.

The previous prime is 487133. The next prime is 487177. The reversal of 487136 is 631784.

It is a junction number, because it is equal to n+sod(n) for n = 487099 and 487108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487133) 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 3 ways as a sum of consecutive naturals, for example, 170 + ... + 1001.

It is an arithmetic number, because the mean of its divisors is an integer number (43071).

2487136 is an apocalyptic number.

It is an amenable number.

487136 is an abundant number, since it is smaller than the sum of its proper divisors (546568).

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

487136 is a wasteful number, since it uses less digits than its factorization.

487136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194 (or 1186 counting only the distinct ones).

The product of its digits is 4032, while the sum is 29.

The square root of 487136 is about 697.9512876985. The cubic root of 487136 is about 78.6834526406.

The spelling of 487136 in words is "four hundred eighty-seven thousand, one hundred thirty-six".

Divisors: 1 2 4 8 13 16 26 32 52 104 208 416 1171 2342 4684 9368 15223 18736 30446 37472 60892 121784 243568 487136