2044520322 has 64 divisors (see below), whose sum is σ = 4556490624. Its totient is φ = 607495680.

The previous prime is 2044520321. The next prime is 2044520341. The reversal of 2044520322 is 2230254402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2044520292 and 2044520301.

It is not an unprimeable number, because it can be changed into a prime (2044520321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 392797 + ... + 397967.

It is an arithmetic number, because the mean of its divisors is an integer number (71195166).

Almost surely, 2^2044520322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044520322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2278245312).

2044520322 is an abundant number, since it is smaller than the sum of its proper divisors (2511970302).

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

2044520322 is a wasteful number, since it uses less digits than its factorization.

2044520322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363.

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 2044520322 is about 45216.3722781914. The cubic root of 2044520322 is about 1269.2012093075.

Adding to 2044520322 its reverse (2230254402), we get a palindrome (4274774724).

The spelling of 2044520322 in words is "two billion, forty-four million, five hundred twenty thousand, three hundred twenty-two".