406363 has 4 divisors (see below), whose sum is σ = 407808. Its totient is φ = 404920.

The previous prime is 406361. The next prime is 406381. The reversal of 406363 is 363604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 406363 - 2¹ = 406361 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 148 + ... + 913.

It is an arithmetic number, because the mean of its divisors is an integer number (101952).

2⁴⁰⁶³⁶³ is an apocalyptic number.

406363 is a deficient number, since it is larger than the sum of its proper divisors (1445).

406363 is a wasteful number, since it uses less digits than its factorization.

406363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 406363 is about 637.4660775288. The cubic root of 406363 is about 74.0692679876.

Adding to 406363 its reverse (363604), we get a palindrome (769967).

The spelling of 406363 in words is "four hundred six thousand, three hundred sixty-three".