440310226 has 8 divisors (see below), whose sum is σ = 660654540. Its totient is φ = 220092048.

The previous prime is 440310223. The next prime is 440310287. The reversal of 440310226 is 622013044.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 434764201 + 5546025 = 20851^2 + 2355^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 440310197 and 440310206.

It is not an unprimeable number, because it can be changed into a prime (440310223) 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, 22261 + ... + 37096.

Almost surely, 2^440310226 is an apocalyptic number.

440310226 is a deficient number, since it is larger than the sum of its proper divisors (220344314).

440310226 is a wasteful number, since it uses less digits than its factorization.

440310226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63068.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 440310226 is about 20983.5703825636. The cubic root of 440310226 is about 760.7692039051.

The spelling of 440310226 in words is "four hundred forty million, three hundred ten thousand, two hundred twenty-six".