1065856 has 32 divisors (see below), whose sum is σ = 2319480. Its totient is φ = 483840.

The previous prime is 1065851. The next prime is 1065887. The reversal of 1065856 is 6585601.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1065856² = 2272098025472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1030 + ... + 1786.

2^1065856 is an apocalyptic number.

1065856 is a gapful number since it is divisible by the number (16) 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 1065856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1159740).

1065856 is an abundant number, since it is smaller than the sum of its proper divisors (1253624).

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

1065856 is an equidigital number, since it uses as much as digits as its factorization.

1065856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782 (or 770 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1065856 is about 1032.4030220800. The cubic root of 1065856 is about 102.1487001960.

The spelling of 1065856 in words is "one million, sixty-five thousand, eight hundred fifty-six".