662608 has 10 divisors (see below), whose sum is σ = 1283834. Its totient is φ = 331296.

The previous prime is 662591. The next prime is 662617. The reversal of 662608 is 806266.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 627264 + 35344 = 792^2 + 188^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20691 + ... + 20722.

2⁶⁶²⁶⁰⁸ is an apocalyptic number.

It is an amenable number.

662608 is a deficient number, since it is larger than the sum of its proper divisors (621226).

662608 is a wasteful number, since it uses less digits than its factorization.

662608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41421 (or 41415 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 662608 is about 814.0073709740. The cubic root of 662608 is about 87.1804068989.

The spelling of 662608 in words is "six hundred sixty-two thousand, six hundred eight".