486691 has 8 divisors (see below), whose sum is σ = 506160. Its totient is φ = 467712.

The previous prime is 486683. The next prime is 486697. The reversal of 486691 is 196684.

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

It is a cyclic number.

It is not a de Polignac number, because 486691 - 2³ = 486683 is a prime.

It is a Duffinian number.

486691 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 (486697) 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 7 ways as a sum of consecutive naturals, for example, 4251 + ... + 4363.

It is an arithmetic number, because the mean of its divisors is an integer number (63270).

2⁴⁸⁶⁶⁹¹ is an apocalyptic number.

486691 is a deficient number, since it is larger than the sum of its proper divisors (19469).

486691 is a wasteful number, since it uses less digits than its factorization.

486691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its digits is 10368, while the sum is 34.

The square root of 486691 is about 697.6324247052. The cubic root of 486691 is about 78.6594861619.

The spelling of 486691 in words is "four hundred eighty-six thousand, six hundred ninety-one".