620708 has 12 divisors (see below), whose sum is σ = 1185072. Its totient is φ = 282120.

The previous prime is 620693. The next prime is 620717. The reversal of 620708 is 807026.

It is an unprimeable number.

620708 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7010 + ... + 7097.

It is an arithmetic number, because the mean of its divisors is an integer number (98756).

2⁶²⁰⁷⁰⁸ is an apocalyptic number.

It is an amenable number.

620708 is a deficient number, since it is larger than the sum of its proper divisors (564364).

620708 is a wasteful number, since it uses less digits than its factorization.

620708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14122 (or 14120 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 620708 is about 787.8502395760. The cubic root of 620708 is about 85.3026351709.

The spelling of 620708 in words is "six hundred twenty thousand, seven hundred eight".