1080865344 has 224 divisors, whose sum is σ = 3245347840. Its totient is φ = 315187200.

The previous prime is 1080865339. The next prime is 1080865361. The reversal of 1080865344 is 4435680801.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 4719822 + ... + 4720050.

It is an arithmetic number, because the mean of its divisors is an integer number (14488160).

Almost surely, 2^1080865344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1080865344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622673920).

1080865344 is an abundant number, since it is smaller than the sum of its proper divisors (2164482496).

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

1080865344 is a wasteful number, since it uses less digits than its factorization.

1080865344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349 (or 339 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The square root of 1080865344 is about 32876.5166038010. The cubic root of 1080865344 is about 1026.2595165979.

The spelling of 1080865344 in words is "one billion, eighty million, eight hundred sixty-five thousand, three hundred forty-four".