1087568 has 20 divisors (see below), whose sum is σ = 2131188. Its totient is φ = 537600.

The previous prime is 1087561. The next prime is 1087589. The reversal of 1087568 is 8657801.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 760384 + 327184 = 872^2 + 572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1280 + ... + 1952.

2^1087568 is an apocalyptic number.

It is an amenable number.

1087568 is a deficient number, since it is larger than the sum of its proper divisors (1043620).

1087568 is a wasteful number, since it uses less digits than its factorization.

1087568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782 (or 776 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 1087568 is about 1042.8652837256. The cubic root of 1087568 is about 102.8376491570.

It can be divided in two parts, 10 and 87568, that added together give a palindrome (87578).

The spelling of 1087568 in words is "one million, eighty-seven thousand, five hundred sixty-eight".