1000550944 has 24 divisors (see below), whose sum is σ = 2073511440. Its totient is φ = 473944896.

The previous prime is 1000550939. The next prime is 1000550951. The reversal of 1000550944 is 4490550001.

It is a super-2 number, since 2×1000550944² = 2002204383078582272, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 822214 + ... + 823429.

It is an arithmetic number, because the mean of its divisors is an integer number (86396310).

Almost surely, 2^1000550944 is an apocalyptic number.

It is an amenable number.

1000550944 is an abundant number, since it is smaller than the sum of its proper divisors (1072960496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000550944 is a wasteful number, since it uses less digits than its factorization.

1000550944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645672 (or 1645664 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1000550944 is about 31631.4865916858. The cubic root of 1000550944 is about 1000.1836142837.

The spelling of 1000550944 in words is "one billion, five hundred fifty thousand, nine hundred forty-four".