2044640424 has 32 divisors (see below), whose sum is σ = 5249754720. Its totient is φ = 663126336.

The previous prime is 2044640417. The next prime is 2044640441. The reversal of 2044640424 is 4240464402.

It is a junction number, because it is equal to n+sod(n) for n = 2044640391 and 2044640400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150374 + ... + 1152149.

It is an arithmetic number, because the mean of its divisors is an integer number (164054835).

Almost surely, 2^2044640424 is an apocalyptic number.

2044640424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2044640424 is an abundant number, since it is smaller than the sum of its proper divisors (3205114296).

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

2044640424 is a wasteful number, since it uses less digits than its factorization.

2044640424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302569 (or 2302565 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

The square root of 2044640424 is about 45217.7003395794. The cubic root of 2044640424 is about 1269.2260612034.

The spelling of 2044640424 in words is "two billion, forty-four million, six hundred forty thousand, four hundred twenty-four".