1087736256 has 112 divisors (see below), whose sum is σ = 3272332800. Its totient is φ = 354122496.

The previous prime is 1087736239. The next prime is 1087736261. The reversal of 1087736256 is 6526377801.

1087736256 is a `hidden beast` number, since 10 + 8 + 7 + 7 + 3 + 625 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66985 + ... + 81623.

Almost surely, 2^1087736256 is an apocalyptic number.

1087736256 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 1087736256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1636166400).

1087736256 is an abundant number, since it is smaller than the sum of its proper divisors (2184596544).

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

1087736256 is a wasteful number, since it uses less digits than its factorization.

1087736256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14703 (or 14687 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 1087736256 is about 32980.8468053808. The cubic root of 1087736256 is about 1028.4295216926.

The spelling of 1087736256 in words is "one billion, eighty-seven million, seven hundred thirty-six thousand, two hundred fifty-six".