609388 has 12 divisors (see below), whose sum is σ = 1148560. Its totient is φ = 281232.

The previous prime is 609379. The next prime is 609391. The reversal of 609388 is 883906.

It is an unprimeable number.

609388 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5808 + ... + 5911.

2⁶⁰⁹³⁸⁸ is an apocalyptic number.

It is an amenable number.

609388 is a deficient number, since it is larger than the sum of its proper divisors (539172).

609388 is a wasteful number, since it uses less digits than its factorization.

609388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11736 (or 11734 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 609388 is about 780.6330764194. The cubic root of 609388 is about 84.7808889531.

The spelling of 609388 in words is "six hundred nine thousand, three hundred eighty-eight".