662506 has 16 divisors (see below), whose sum is σ = 1086624. Its totient is φ = 301104.

The previous prime is 662491. The next prime is 662513. The reversal of 662506 is 605266.

It is an unprimeable number.

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, 2005 + ... + 2311.

It is an arithmetic number, because the mean of its divisors is an integer number (67914).

2⁶⁶²⁵⁰⁶ is an apocalyptic number.

662506 is a deficient number, since it is larger than the sum of its proper divisors (424118).

662506 is a wasteful number, since it uses less digits than its factorization.

662506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 662506 is about 813.9447155673. The cubic root of 662506 is about 87.1759332343.

The spelling of 662506 in words is "six hundred sixty-two thousand, five hundred six".