628268 has 12 divisors (see below), whose sum is σ = 1147440. Its totient is φ = 300432.

The previous prime is 628267. The next prime is 628289. The reversal of 628268 is 862826.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (628261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3323 + ... + 3506.

It is an arithmetic number, because the mean of its divisors is an integer number (95620).

2⁶²⁸²⁶⁸ is an apocalyptic number.

It is an amenable number.

628268 is a deficient number, since it is larger than the sum of its proper divisors (519172).

628268 is a wasteful number, since it uses less digits than its factorization.

628268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6856 (or 6854 counting only the distinct ones).

The product of its digits is 9216, while the sum is 32.

The square root of 628268 is about 792.6335849559. The cubic root of 628268 is about 85.6475570599.

The spelling of 628268 in words is "six hundred twenty-eight thousand, two hundred sixty-eight".