609785343 has 12 divisors (see below), whose sum is σ = 881036208. Its totient is φ = 406415040.

The previous prime is 609785339. The next prime is 609785357. The reversal of 609785343 is 343587906.

609785343 is a `hidden beast` number, since 609 + 7 + 8 + 5 + 34 + 3 = 666.

It is not a de Polignac number, because 609785343 - 2² = 609785339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609785243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41278 + ... + 54068.

It is an arithmetic number, because the mean of its divisors is an integer number (73419684).

Almost surely, 2^609785343 is an apocalyptic number.

609785343 is a deficient number, since it is larger than the sum of its proper divisors (271250865).

609785343 is a wasteful number, since it uses less digits than its factorization.

609785343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18094 (or 18091 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 609785343 is about 24693.8320841460. The cubic root of 609785343 is about 847.9931168415.

The spelling of 609785343 in words is "six hundred nine million, seven hundred eighty-five thousand, three hundred forty-three".