406306 has 8 divisors (see below), whose sum is σ = 612864. Its totient is φ = 202020.

The previous prime is 406271. The next prime is 406309. The reversal of 406306 is 603604.

It is a happy number.

406306 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406309) 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, 10 + ... + 901.

It is an arithmetic number, because the mean of its divisors is an integer number (76608).

2⁴⁰⁶³⁰⁶ is an apocalyptic number.

406306 is a deficient number, since it is larger than the sum of its proper divisors (206558).

406306 is a wasteful number, since it uses less digits than its factorization.

406306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 406306 is about 637.4213676996. The cubic root of 406306 is about 74.0658046262.

The spelling of 406306 in words is "four hundred six thousand, three hundred six".