609436 has 12 divisors (see below), whose sum is σ = 1074640. Its totient is φ = 302400.

The previous prime is 609421. The next prime is 609437. The reversal of 609436 is 634906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100 + ... + 1108.

2⁶⁰⁹⁴³⁶ is an apocalyptic number.

It is an amenable number.

609436 is a deficient number, since it is larger than the sum of its proper divisors (465204).

609436 is a wasteful number, since it uses less digits than its factorization.

609436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164 (or 1162 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 609436 is about 780.6638200916. The cubic root of 609436 is about 84.7831148890.

The spelling of 609436 in words is "six hundred nine thousand, four hundred thirty-six".