406226 has 8 divisors (see below), whose sum is σ = 635904. Its totient is φ = 194260.

The previous prime is 406207. The next prime is 406247. The reversal of 406226 is 622604.

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

It is a super-3 number, since 3×406226³ = 201105711090333528, which contains 333 as substring.

It is a zygodrome in base 7.

It is a junction number, because it is equal to n+sod(n) for n = 406198 and 406207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4370 + ... + 4461.

It is an arithmetic number, because the mean of its divisors is an integer number (79488).

2⁴⁰⁶²²⁶ is an apocalyptic number.

406226 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

406226 is a deficient number, since it is larger than the sum of its proper divisors (229678).

406226 is a wasteful number, since it uses less digits than its factorization.

406226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8856.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 406226 is about 637.3586117721. The cubic root of 406226 is about 74.0609432219.

The spelling of 406226 in words is "four hundred six thousand, two hundred twenty-six".