408223226 has 8 divisors (see below), whose sum is σ = 612472980. Its totient is φ = 204065568.

The previous prime is 408223201. The next prime is 408223229. The reversal of 408223226 is 622322804.

It can be written as a sum of positive squares in 2 ways, for example, as 403809025 + 4414201 = 20095^2 + 2101^2 .

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

It is not an unprimeable number, because it can be changed into a prime (408223229) 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, 10601 + ... + 30476.

Almost surely, 2^408223226 is an apocalyptic number.

408223226 is a deficient number, since it is larger than the sum of its proper divisors (204249754).

408223226 is a wasteful number, since it uses less digits than its factorization.

408223226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46048.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 408223226 is about 20204.5347880123. The cubic root of 408223226 is about 741.8211935619.

The spelling of 408223226 in words is "four hundred eight million, two hundred twenty-three thousand, two hundred twenty-six".