1044340906 has 16 divisors (see below), whose sum is σ = 1895610816. Its totient is φ = 421246656.

The previous prime is 1044340901. The next prime is 1044340919. The reversal of 1044340906 is 6090434401.

It is not an unprimeable number, because it can be changed into a prime (1044340901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2193756 + ... + 2194231.

It is an arithmetic number, because the mean of its divisors is an integer number (118475676).

Almost surely, 2^1044340906 is an apocalyptic number.

1044340906 is a deficient number, since it is larger than the sum of its proper divisors (851269910).

1044340906 is a wasteful number, since it uses less digits than its factorization.

1044340906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388013.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 1044340906 is about 32316.2638001363. The cubic root of 1044340906 is about 1014.5670720367.

The spelling of 1044340906 in words is "one billion, forty-four million, three hundred forty thousand, nine hundred six".