1441266240 has 112 divisors (see below), whose sum is σ = 4584070080. Its totient is φ = 383662080.

The previous prime is 1441266221. The next prime is 1441266241. The reversal of 1441266240 is 426621441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1441266198 and 1441266207.

It is not an unprimeable number, because it can be changed into a prime (1441266241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 794935 + ... + 796745.

Almost surely, 2^1441266240 is an apocalyptic number.

1441266240 is a gapful number since it is divisible by the number (10) 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 1441266240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2292035040).

1441266240 is an abundant number, since it is smaller than the sum of its proper divisors (3142803840).

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

1441266240 is a wasteful number, since it uses less digits than its factorization.

1441266240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2660 (or 2650 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 1441266240 is about 37964.0124328291. The cubic root of 1441266240 is about 1129.5741314259.

Adding to 1441266240 its reverse (426621441), we get a palindrome (1867887681).

The spelling of 1441266240 in words is "one billion, four hundred forty-one million, two hundred sixty-six thousand, two hundred forty".