1087306 has 12 divisors (see below), whose sum is σ = 1793106. Its totient is φ = 494120.

The previous prime is 1087301. The next prime is 1087309. The reversal of 1087306 is 6037801.

It can be written as a sum of positive squares in only one way, i.e., 576081 + 511225 = 759^2 + 715^2 .

It is not an unprimeable number, because it can be changed into a prime (1087301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2005 + ... + 2488.

2^1087306 is an apocalyptic number.

1087306 is a deficient number, since it is larger than the sum of its proper divisors (705800).

1087306 is a wasteful number, since it uses less digits than its factorization.

1087306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4517 (or 4506 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1087306 is about 1042.7396607016. The cubic root of 1087306 is about 102.8293904771.

The spelling of 1087306 in words is "one million, eighty-seven thousand, three hundred six".