1000440424 has 32 divisors (see below), whose sum is σ = 1892625120. Its totient is φ = 495758016.

The previous prime is 1000440391. The next prime is 1000440439. The reversal of 1000440424 is 4240440001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656127 + ... + 657649.

It is an arithmetic number, because the mean of its divisors is an integer number (59144535).

Almost surely, 2^1000440424 is an apocalyptic number.

It is an amenable number.

1000440424 is a deficient number, since it is larger than the sum of its proper divisors (892184696).

1000440424 is a wasteful number, since it uses less digits than its factorization.

1000440424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209 (or 2205 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 1000440424 is about 31629.7395499868. The cubic root of 1000440424 is about 1000.1467864527.

Adding to 1000440424 its reverse (4240440001), we get a palindrome (5240880425).

The spelling of 1000440424 in words is "one billion, four hundred forty thousand, four hundred twenty-four".