628336 has 20 divisors (see below), whose sum is σ = 1229832. Its totient is φ = 310976.

The previous prime is 628319. The next prime is 628357. The reversal of 628336 is 633826.

It is a super-2 number, since 2×628336² = 789612257792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2655 + ... + 2881.

2⁶²⁸³³⁶ is an apocalyptic number.

It is an amenable number.

628336 is a deficient number, since it is larger than the sum of its proper divisors (601496).

628336 is a wasteful number, since it uses less digits than its factorization.

628336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408 (or 402 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 628336 is about 792.6764787730. The cubic root of 628336 is about 85.6506469428.

The spelling of 628336 in words is "six hundred twenty-eight thousand, three hundred thirty-six".