2044342120 has 128 divisors (see below), whose sum is σ = 5072855040. Its totient is φ = 738904320.

The previous prime is 2044342117. The next prime is 2044342147. The reversal of 2044342120 is 212434402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2044342091 and 2044342100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1225527 + ... + 1227193.

It is an arithmetic number, because the mean of its divisors is an integer number (39631680).

Almost surely, 2^2044342120 is an apocalyptic number.

2044342120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2044342120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2536427520).

2044342120 is an abundant number, since it is smaller than the sum of its proper divisors (3028512920).

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

2044342120 is a wasteful number, since it uses less digits than its factorization.

2044342120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1775 (or 1771 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2044342120 is about 45214.4016879578. The cubic root of 2044342120 is about 1269.1643333774.

Adding to 2044342120 its reverse (212434402), we get a palindrome (2256776522).

The spelling of 2044342120 in words is "two billion, forty-four million, three hundred forty-two thousand, one hundred twenty".