1000444450 has 48 divisors (see below), whose sum is σ = 1914761376. Its totient is φ = 388684800.

The previous prime is 1000444429. The next prime is 1000444453. The reversal of 1000444450 is 544440001.

It is not an unprimeable number, because it can be changed into a prime (1000444453) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 413745 + ... + 416155.

It is an arithmetic number, because the mean of its divisors is an integer number (39890862).

Almost surely, 2^1000444450 is an apocalyptic number.

1000444450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1000444450 is a deficient number, since it is larger than the sum of its proper divisors (914316926).

1000444450 is a wasteful number, since it uses less digits than its factorization.

1000444450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2659 (or 2654 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1000444450 is about 31629.8031925588. The cubic root of 1000444450 is about 1000.1481280570.

Adding to 1000444450 its reverse (544440001), we get a palindrome (1544884451).

The spelling of 1000444450 in words is "one billion, four hundred forty-four thousand, four hundred fifty".