606687 has 8 divisors (see below), whose sum is σ = 827904. Its totient is φ = 394968.

The previous prime is 606673. The next prime is 606721. The reversal of 606687 is 786606.

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

It is not a de Polignac number, because 606687 - 2⁷ = 606559 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 606687.

It is not an unprimeable number, because it can be changed into a prime (606607) 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, 2223 + ... + 2480.

It is an arithmetic number, because the mean of its divisors is an integer number (103488).

2⁶⁰⁶⁶⁸⁷ is an apocalyptic number.

606687 is a deficient number, since it is larger than the sum of its proper divisors (221217).

606687 is a wasteful number, since it uses less digits than its factorization.

606687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4749.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 606687 is about 778.9011490555. The cubic root of 606687 is about 84.6554448792.

The spelling of 606687 in words is "six hundred six thousand, six hundred eighty-seven".