408229 has 2 divisors, whose sum is σ = 408230. Its totient is φ = 408228.

The previous prime is 408223. The next prime is 408241. The reversal of 408229 is 922804.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 357604 + 50625 = 598^2 + 225^2 .

It is a cyclic number.

It is not a de Polignac number, because 408229 - 2⁵ = 408197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (408223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 204114 + 204115.

It is an arithmetic number, because the mean of its divisors is an integer number (204115).

2⁴⁰⁸²²⁹ is an apocalyptic number.

It is an amenable number.

408229 is a deficient number, since it is larger than the sum of its proper divisors (1).

408229 is an equidigital number, since it uses as much as digits as its factorization.

408229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 408229 is about 638.9280084642. The cubic root of 408229 is about 74.1824691040.

The spelling of 408229 in words is "four hundred eight thousand, two hundred twenty-nine".