613085 has 16 divisors (see below), whose sum is σ = 819072. Its totient is φ = 436800.
The previous prime is 613061. The next prime is 613097. The reversal of 613085 is 580316.
It is not a de Polignac number, because 613085 - 210 = 612061 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 613085.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3827 + ... + 3983.
It is an arithmetic number, because the mean of its divisors is an integer number (51192).
2613085 is an apocalyptic number.
It is an amenable number.
613085 is a deficient number, since it is larger than the sum of its proper divisors (205987).
613085 is a wasteful number, since it uses less digits than its factorization.
613085 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 244.
The product of its (nonzero) digits is 720, while the sum is 23.
The square root of 613085 is about 782.9974457174. The cubic root of 613085 is about 84.9519913439.
The spelling of 613085 in words is "six hundred thirteen thousand, eighty-five".
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