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487006 = 21318731
BaseRepresentation
bin1110110111001011110
3220202001021
41312321132
5111041011
614234354
74065562
oct1667136
9822037
10487006
11302993
121b59ba
13140890
14c96a2
1599471
hex76e5e

487006 has 8 divisors (see below), whose sum is σ = 786744. Its totient is φ = 224760.

The previous prime is 486991. The next prime is 487007. The reversal of 487006 is 600784.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9340 + ... + 9391.

It is an arithmetic number, because the mean of its divisors is an integer number (98343).

2487006 is an apocalyptic number.

487006 is a deficient number, since it is larger than the sum of its proper divisors (299738).

487006 is a wasteful number, since it uses less digits than its factorization.

487006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18746.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 487006 is about 697.8581517758. The cubic root of 487006 is about 78.6764527071.

The spelling of 487006 in words is "four hundred eighty-seven thousand, six".

Divisors: 1 2 13 26 18731 37462 243503 487006