609136 has 20 divisors (see below), whose sum is σ = 1287864. Its totient is φ = 276800.

The previous prime is 609113. The next prime is 609143. The reversal of 609136 is 631906.

It is a self number, because there is not a number n which added to its sum of digits gives 609136.

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, 1555 + ... + 1906.

2⁶⁰⁹¹³⁶ is an apocalyptic number.

It is an amenable number.

609136 is an abundant number, since it is smaller than the sum of its proper divisors (678728).

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

609136 is a wasteful number, since it uses less digits than its factorization.

609136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3480 (or 3474 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 609136 is about 780.4716522719. The cubic root of 609136 is about 84.7692008717.

The spelling of 609136 in words is "six hundred nine thousand, one hundred thirty-six".