246665 has 4 divisors (see below), whose sum is σ = 296004. Its totient is φ = 197328.

The previous prime is 246661. The next prime is 246683. The reversal of 246665 is 566642.

246665 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 190969 + 55696 = 437^2 + 236^2 .

It is a cyclic number.

It is not a de Polignac number, because 246665 - 2² = 246661 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 246665.

It is not an unprimeable number, because it can be changed into a prime (246661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24662 + ... + 24671.

It is an arithmetic number, because the mean of its divisors is an integer number (74001).

2²⁴⁶⁶⁶⁵ is an apocalyptic number.

It is an amenable number.

246665 is a deficient number, since it is larger than the sum of its proper divisors (49339).

246665 is an equidigital number, since it uses as much as digits as its factorization.

246665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49338.

The product of its digits is 8640, while the sum is 29.

The square root of 246665 is about 496.6538029654. The cubic root of 246665 is about 62.7146751226.

The spelling of 246665 in words is "two hundred forty-six thousand, six hundred sixty-five".