246009 has 4 divisors (see below), whose sum is σ = 328016. Its totient is φ = 164004.

The previous prime is 245989. The next prime is 246011. The reversal of 246009 is 900642.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 246009 - 2⁵ = 245977 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (246049) 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, 40999 + ... + 41004.

It is an arithmetic number, because the mean of its divisors is an integer number (82004).

2²⁴⁶⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

246009 is a deficient number, since it is larger than the sum of its proper divisors (82007).

246009 is an equidigital number, since it uses as much as digits as its factorization.

246009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82006.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 246009 is about 495.9929434982. The cubic root of 246009 is about 62.6590296765.

The spelling of 246009 in words is "two hundred forty-six thousand, nine".