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487056 = 24373139
BaseRepresentation
bin1110110111010010000
3220202010010
41312322100
5111041211
614234520
74065663
oct1667220
9822103
10487056
11302a29
121b5a40
131408cb
14c96da
15994a6
hex76e90

487056 has 40 divisors (see below), whose sum is σ = 1284640. Its totient is φ = 158976.

The previous prime is 487051. The next prime is 487057. The reversal of 487056 is 650784.

It is a happy number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 487056.

It is not an unprimeable number, because it can be changed into a prime (487051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3435 + ... + 3573.

It is an arithmetic number, because the mean of its divisors is an integer number (32116).

2487056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 487056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (642320).

487056 is an abundant number, since it is smaller than the sum of its proper divisors (797584).

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

487056 is a wasteful number, since it uses less digits than its factorization.

487056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 487056 is about 697.8939747555. The cubic root of 487056 is about 78.6791451366.

It can be divided in two parts, 48705 and 6, that multiplied together give a triangular number (292230 = T764).

The spelling of 487056 in words is "four hundred eighty-seven thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 73 139 146 219 278 292 417 438 556 584 834 876 1112 1168 1668 1752 2224 3336 3504 6672 10147 20294 30441 40588 60882 81176 121764 162352 243528 487056