616085 has 4 divisors (see below), whose sum is σ = 739308. Its totient is φ = 492864.

The previous prime is 616079. The next prime is 616103. The reversal of 616085 is 580616.

616085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 487204 + 128881 = 698^2 + 359^2 .

It is a cyclic number.

It is not a de Polignac number, because 616085 - 2⁴ = 616069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 616085.

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, 61604 + ... + 61613.

It is an arithmetic number, because the mean of its divisors is an integer number (184827).

2⁶¹⁶⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

616085 is a deficient number, since it is larger than the sum of its proper divisors (123223).

616085 is a wasteful number, since it uses less digits than its factorization.

616085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123222.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 616085 is about 784.9108229602. The cubic root of 616085 is about 85.0903307292.

The spelling of 616085 in words is "six hundred sixteen thousand, eighty-five".