226660406 has 16 divisors (see below), whose sum is σ = 401095680. Its totient is φ = 94006440.

The previous prime is 226660393. The next prime is 226660411. The reversal of 226660406 is 604066622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260696 + ... + 261563.

It is an arithmetic number, because the mean of its divisors is an integer number (25068480).

Almost surely, 2^226660406 is an apocalyptic number.

226660406 is a deficient number, since it is larger than the sum of its proper divisors (174435274).

226660406 is a wasteful number, since it uses less digits than its factorization.

226660406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522299.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 226660406 is about 15055.2451325111. The cubic root of 226660406 is about 609.7126712738.

The spelling of 226660406 in words is "two hundred twenty-six million, six hundred sixty thousand, four hundred six".