1087984 has 20 divisors (see below), whose sum is σ = 2149416. Its totient is φ = 533312.

The previous prime is 1087981. The next prime is 1087987. The reversal of 1087984 is 4897801.

It is an interprime number because it is at equal distance from previous prime (1087981) and next prime (1087987).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087981) 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, 207 + ... + 1489.

2^1087984 is an apocalyptic number.

It is an amenable number.

1087984 is a deficient number, since it is larger than the sum of its proper divisors (1061432).

1087984 is a wasteful number, since it uses less digits than its factorization.

1087984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1344 (or 1338 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 37.

The square root of 1087984 is about 1043.0647151543. The cubic root of 1087984 is about 102.8507594510.

The spelling of 1087984 in words is "one million, eighty-seven thousand, nine hundred eighty-four".