406323 has 16 divisors (see below), whose sum is σ = 612000. Its totient is φ = 266400.

The previous prime is 406313. The next prime is 406327. The reversal of 406323 is 323604.

It is not a de Polignac number, because 406323 - 2⁸ = 406067 is a prime.

It is a nialpdrome in base 14 and base 16.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 406296 and 406305.

It is not an unprimeable number, because it can be changed into a prime (406327) 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, 2653 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (38250).

2⁴⁰⁶³²³ is an apocalyptic number.

406323 is a deficient number, since it is larger than the sum of its proper divisors (205677).

406323 is a wasteful number, since it uses less digits than its factorization.

406323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 259 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 406323 is about 637.4347025382. The cubic root of 406323 is about 74.0668375925.

Adding to 406323 its reverse (323604), we get a palindrome (729927).

It can be divided in two parts, 406 and 323, that added together give a 6-th power (729 = 3⁶).

The spelling of 406323 in words is "four hundred six thousand, three hundred twenty-three".