346009 has 4 divisors (see below), whose sum is σ = 364240. Its totient is φ = 327780.

The previous prime is 345997. The next prime is 346013. The reversal of 346009 is 900643.

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 a cyclic number.

It is not a de Polignac number, because 346009 - 2⁷ = 345881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (346039) 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, 9087 + ... + 9124.

It is an arithmetic number, because the mean of its divisors is an integer number (91060).

2³⁴⁶⁰⁰⁹ is an apocalyptic number.

It is an amenable number.

346009 is a deficient number, since it is larger than the sum of its proper divisors (18231).

346009 is a wasteful number, since it uses less digits than its factorization.

346009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18230.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 346009 is about 588.2252969739. The cubic root of 346009 is about 70.2040982123.

The spelling of 346009 in words is "three hundred forty-six thousand, nine".