1441357764 has 96 divisors (see below), whose sum is σ = 4290671616. Its totient is φ = 365662080.

The previous prime is 1441357751. The next prime is 1441357777. The reversal of 1441357764 is 4677531441.

It is an interprime number because it is at equal distance from previous prime (1441357751) and next prime (1441357777).

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 21594 + ... + 57870.

It is an arithmetic number, because the mean of its divisors is an integer number (44694496).

Almost surely, 2^1441357764 is an apocalyptic number.

1441357764 is a gapful number since it is divisible by the number (14) 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 1441357764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2145335808).

1441357764 is an abundant number, since it is smaller than the sum of its proper divisors (2849313852).

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

1441357764 is a wasteful number, since it uses less digits than its factorization.

1441357764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36345 (or 36343 counting only the distinct ones).

The product of its digits is 282240, while the sum is 42.

The square root of 1441357764 is about 37965.2178184190. The cubic root of 1441357764 is about 1129.5980411778.

The spelling of 1441357764 in words is "one billion, four hundred forty-one million, three hundred fifty-seven thousand, seven hundred sixty-four".