612065 has 8 divisors (see below), whose sum is σ = 739968. Its totient is φ = 486000.

The previous prime is 612061. The next prime is 612067. The reversal of 612065 is 560216.

612065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 612065 - 2² = 612061 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440 + ... + 1190.

It is an arithmetic number, because the mean of its divisors is an integer number (92496).

2⁶¹²⁰⁶⁵ is an apocalyptic number.

It is an amenable number.

612065 is a deficient number, since it is larger than the sum of its proper divisors (127903).

612065 is a wasteful number, since it uses less digits than its factorization.

612065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 919.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 612065 is about 782.3458314582. The cubic root of 612065 is about 84.9048531657.

It can be divided in two parts, 6 and 12065, that multiplied together give a triangular number (72390 = T₃₈₀).

The spelling of 612065 in words is "six hundred twelve thousand, sixty-five".