487646 has 8 divisors (see below), whose sum is σ = 763344. Its totient is φ = 233200.

The previous prime is 487637. The next prime is 487649. The reversal of 487646 is 646784.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5255 + ... + 5346.

It is an arithmetic number, because the mean of its divisors is an integer number (95418).

2⁴⁸⁷⁶⁴⁶ is an apocalyptic number.

487646 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

487646 is a deficient number, since it is larger than the sum of its proper divisors (275698).

487646 is a wasteful number, since it uses less digits than its factorization.

487646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10626.

The product of its digits is 32256, while the sum is 35.

The square root of 487646 is about 698.3165471332. The cubic root of 487646 is about 78.7109018984.

The spelling of 487646 in words is "four hundred eighty-seven thousand, six hundred forty-six".