408223 has 2 divisors, whose sum is σ = 408224. Its totient is φ = 408222.

The previous prime is 408217. The next prime is 408229. The reversal of 408223 is 322804.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (408217) and next prime (408229).

It is a cyclic number.

It is not a de Polignac number, because 408223 - 2¹³ = 400031 is a prime.

It is equal to p₃₄₄₇₁ and since 408223 and 34471 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 408223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204111 + 204112.

It is an arithmetic number, because the mean of its divisors is an integer number (204112).

2⁴⁰⁸²²³ is an apocalyptic number.

408223 is a deficient number, since it is larger than the sum of its proper divisors (1).

408223 is an equidigital number, since it uses as much as digits as its factorization.

408223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 408223 is about 638.9233130823. The cubic root of 408223 is about 74.1821056667.

The spelling of 408223 in words is "four hundred eight thousand, two hundred twenty-three".