226390306 has 8 divisors (see below), whose sum is σ = 340183980. Its totient is φ = 112995648.

The previous prime is 226390289. The next prime is 226390319. The reversal of 226390306 is 603093622.

It can be written as a sum of positive squares in 2 ways, for example, as 214769025 + 11621281 = 14655^2 + 3409^2 .

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

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, 98331 + ... + 100606.

Almost surely, 2^226390306 is an apocalyptic number.

226390306 is a deficient number, since it is larger than the sum of its proper divisors (113793674).

226390306 is a wasteful number, since it uses less digits than its factorization.

226390306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199508.

The product of its (nonzero) digits is 11664, while the sum is 31.

The square root of 226390306 is about 15046.2721628980. The cubic root of 226390306 is about 609.4703868599.

The spelling of 226390306 in words is "two hundred twenty-six million, three hundred ninety thousand, three hundred six".