1084984 has 8 divisors (see below), whose sum is σ = 2034360. Its totient is φ = 542488.

The previous prime is 1084981. The next prime is 1084987. The reversal of 1084984 is 4894801.

It is an interprime number because it is at equal distance from previous prime (1084981) and next prime (1084987).

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67804 + ... + 67819.

It is an arithmetic number, because the mean of its divisors is an integer number (254295).

2^1084984 is an apocalyptic number.

It is an amenable number.

1084984 is a deficient number, since it is larger than the sum of its proper divisors (949376).

1084984 is a wasteful number, since it uses less digits than its factorization.

1084984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135629 (or 135625 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 1084984 is about 1041.6256525259. The cubic root of 1084984 is about 102.7561390909.

The spelling of 1084984 in words is "one million, eighty-four thousand, nine hundred eighty-four".