406432226 has 16 divisors (see below), whose sum is σ = 646198560. Its totient is φ = 191058240.

The previous prime is 406432223. The next prime is 406432237. The reversal of 406432226 is 622234604.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (406432223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28781 + ... + 40511.

It is an arithmetic number, because the mean of its divisors is an integer number (40387410).

Almost surely, 2^406432226 is an apocalyptic number.

406432226 is a deficient number, since it is larger than the sum of its proper divisors (239766334).

406432226 is a wasteful number, since it uses less digits than its factorization.

406432226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12769.

The product of its (nonzero) digits is 13824, while the sum is 29.

The square root of 406432226 is about 20160.1643346477. The cubic root of 406432226 is about 740.7347377402.

The spelling of 406432226 in words is "four hundred six million, four hundred thirty-two thousand, two hundred twenty-six".