662966 has 24 divisors (see below), whose sum is σ = 1119936. Its totient is φ = 293760.

The previous prime is 662957. The next prime is 662999. The reversal of 662966 is 669266.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 17900 + ... + 17936.

It is an arithmetic number, because the mean of its divisors is an integer number (46664).

2⁶⁶²⁹⁶⁶ is an apocalyptic number.

662966 is a deficient number, since it is larger than the sum of its proper divisors (456970).

662966 is a wasteful number, since it uses less digits than its factorization.

662966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 87 counting only the distinct ones).

The product of its digits is 23328, while the sum is 35.

The square root of 662966 is about 814.2272410083. The cubic root of 662966 is about 87.1961049518.

The spelling of 662966 in words is "six hundred sixty-two thousand, nine hundred sixty-six".