1136256 has 64 divisors (see below), whose sum is σ = 3304800. Its totient is φ = 343040.

The previous prime is 1136237. The next prime is 1136287. The reversal of 1136256 is 6526311.

It is a tau number, because it is divible by the number of its divisors (64).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4090 + ... + 4358.

2^1136256 is an apocalyptic number.

1136256 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 1136256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1652400).

1136256 is an abundant number, since it is smaller than the sum of its proper divisors (2168544).

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

1136256 is a wasteful number, since it uses less digits than its factorization.

1136256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 285 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 1136256 is about 1065.9530946529. The cubic root of 1136256 is about 104.3499062387.

The spelling of 1136256 in words is "one million, one hundred thirty-six thousand, two hundred fifty-six".