303628 has 12 divisors (see below), whose sum is σ = 572320. Its totient is φ = 140112.

The previous prime is 303619. The next prime is 303643. The reversal of 303628 is 826303.

It is a junction number, because it is equal to n+sod(n) for n = 303599 and 303608.

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, 2868 + ... + 2971.

2³⁰³⁶²⁸ is an apocalyptic number.

It is an amenable number.

303628 is a deficient number, since it is larger than the sum of its proper divisors (268692).

303628 is a wasteful number, since it uses less digits than its factorization.

303628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5856 (or 5854 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 303628 is about 551.0245003627. The cubic root of 303628 is about 67.2120702997.

The spelling of 303628 in words is "three hundred three thousand, six hundred twenty-eight".