340445226 has 16 divisors (see below), whose sum is σ = 742789728. Its totient is φ = 103165200.

The previous prime is 340445219. The next prime is 340445243. The reversal of 340445226 is 622544043.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 340445193 and 340445202.

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, 2579065 + ... + 2579196.

It is an arithmetic number, because the mean of its divisors is an integer number (46424358).

Almost surely, 2^340445226 is an apocalyptic number.

340445226 is an abundant number, since it is smaller than the sum of its proper divisors (402344502).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340445226 is a wasteful number, since it uses less digits than its factorization.

340445226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158277.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 340445226 is about 18451.1578498478. The cubic root of 340445226 is about 698.2577256441.

Adding to 340445226 its reverse (622544043), we get a palindrome (962989269).

The spelling of 340445226 in words is "three hundred forty million, four hundred forty-five thousand, two hundred twenty-six".