946209 has 16 divisors (see below), whose sum is σ = 1404864. Its totient is φ = 561600.

The previous prime is 946207. The next prime is 946223. The reversal of 946209 is 902649.

It is not a de Polignac number, because 946209 - 2¹ = 946207 is a prime.

It is a super-2 number, since 2×946209² = 1790622943362, which contains 22 as substring.

946209 is a lucky number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 946209.

It is not an unprimeable number, because it can be changed into a prime (946207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1479 + ... + 2019.

It is an arithmetic number, because the mean of its divisors is an integer number (87804).

2⁹⁴⁶²⁰⁹ is an apocalyptic number.

It is an amenable number.

946209 is a deficient number, since it is larger than the sum of its proper divisors (458655).

946209 is a wasteful number, since it uses less digits than its factorization.

946209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 946209 is about 972.7327484978. The cubic root of 946209 is about 98.1738203518.

The spelling of 946209 in words is "nine hundred forty-six thousand, two hundred nine".