606628 has 24 divisors (see below), whose sum is σ = 1227744. Its totient is φ = 259200.

The previous prime is 606607. The next prime is 606643. The reversal of 606628 is 826606.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 606596 and 606605.

It is an unprimeable number.

606628 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 in 7 ways as a sum of consecutive naturals, for example, 343 + ... + 1153.

It is an arithmetic number, because the mean of its divisors is an integer number (51156).

2⁶⁰⁶⁶²⁸ is an apocalyptic number.

606628 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

606628 is an abundant number, since it is smaller than the sum of its proper divisors (621116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606628 is a wasteful number, since it uses less digits than its factorization.

606628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843 (or 841 counting only the distinct ones).

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

The square root of 606628 is about 778.8632742658. The cubic root of 606628 is about 84.6527005573.

The spelling of 606628 in words is "six hundred six thousand, six hundred twenty-eight".