609028 has 12 divisors (see below), whose sum is σ = 1218112. Its totient is φ = 261000.

The previous prime is 608999. The next prime is 609043. The reversal of 609028 is 820906.

609028 is an admirable number.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 608993 and 609011.

It is an unprimeable number.

609028 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 3 ways as a sum of consecutive naturals, for example, 10848 + ... + 10903.

2⁶⁰⁹⁰²⁸ is an apocalyptic number.

It is an amenable number.

609028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

609028 is a wasteful number, since it uses less digits than its factorization.

609028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21762 (or 21760 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 609028 is about 780.4024602729. The cubic root of 609028 is about 84.7641907071.

The spelling of 609028 in words is "six hundred nine thousand, twenty-eight".