2044461240 has 192 divisors, whose sum is σ = 6780533760. Its totient is φ = 534159360.

The previous prime is 2044461239. The next prime is 2044461247. The reversal of 2044461240 is 421644402.

It is a happy number.

2044461240 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 4 + 612 + 40 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044461247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4434610 + ... + 4435070.

It is an arithmetic number, because the mean of its divisors is an integer number (35315280).

Almost surely, 2^2044461240 is an apocalyptic number.

2044461240 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 2044461240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3390266880).

2044461240 is an abundant number, since it is smaller than the sum of its proper divisors (4736072520).

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

2044461240 is a wasteful number, since it uses less digits than its factorization.

2044461240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702 (or 695 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 2044461240 is about 45215.7189481711. The cubic root of 2044461240 is about 1269.1889835110.

The spelling of 2044461240 in words is "two billion, forty-four million, four hundred sixty-one thousand, two hundred forty".