609021085 has 8 divisors (see below), whose sum is σ = 731780280. Its totient is φ = 486580224.

The previous prime is 609021053. The next prime is 609021131. The reversal of 609021085 is 580120906.

609021085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 188073796 + 420947289 = 13714^2 + 20517^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 609021085 - 2⁵ = 609021053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75352 + ... + 83041.

It is an arithmetic number, because the mean of its divisors is an integer number (91472535).

Almost surely, 2^609021085 is an apocalyptic number.

It is an amenable number.

609021085 is a deficient number, since it is larger than the sum of its proper divisors (122759195).

609021085 is a wasteful number, since it uses less digits than its factorization.

609021085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159167.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 609021085 is about 24678.3525584671. The cubic root of 609021085 is about 847.6386989723.

The spelling of 609021085 in words is "six hundred nine million, twenty-one thousand, eighty-five".