30444226 has 16 divisors (see below), whose sum is σ = 48150144. Its totient is φ = 14408064.

The previous prime is 30444223. The next prime is 30444233. The reversal of 30444226 is 62244403.

It is a self number, because there is not a number n which added to its sum of digits gives 30444226.

It is not an unprimeable number, because it can be changed into a prime (30444223) 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, 1051 + ... + 7873.

It is an arithmetic number, because the mean of its divisors is an integer number (3009384).

Almost surely, 2^30444226 is an apocalyptic number.

30444226 is a deficient number, since it is larger than the sum of its proper divisors (17705918).

30444226 is a wasteful number, since it uses less digits than its factorization.

30444226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6945.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 30444226 is about 5517.6286573128. The cubic root of 30444226 is about 312.2494238775.

Adding to 30444226 its reverse (62244403), we get a palindrome (92688629).

The spelling of 30444226 in words is "thirty million, four hundred forty-four thousand, two hundred twenty-six".