1065256 has 8 divisors (see below), whose sum is σ = 1997370. Its totient is φ = 532624.

The previous prime is 1065217. The next prime is 1065263. The reversal of 1065256 is 6525601.

It can be written as a sum of positive squares in only one way, i.e., 1060900 + 4356 = 1030^2 + 66^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1065256² = 2269540691072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1065256.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 66571 + ... + 66586.

2^1065256 is an apocalyptic number.

It is an amenable number.

1065256 is a deficient number, since it is larger than the sum of its proper divisors (932114).

1065256 is a wasteful number, since it uses less digits than its factorization.

1065256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133163 (or 133159 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 1065256 is about 1032.1123969801. The cubic root of 1065256 is about 102.1295291497.

The spelling of 1065256 in words is "one million, sixty-five thousand, two hundred fifty-six".