1085884 has 6 divisors (see below), whose sum is σ = 1900304. Its totient is φ = 542940.

The previous prime is 1085881. The next prime is 1085891. The reversal of 1085884 is 4885801.

It is a super-2 number, since 2×1085884² = 2358288122912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1085881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135732 + ... + 135739.

2^1085884 is an apocalyptic number.

It is an amenable number.

1085884 is a deficient number, since it is larger than the sum of its proper divisors (814420).

1085884 is a wasteful number, since it uses less digits than its factorization.

1085884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271475 (or 271473 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 34.

The square root of 1085884 is about 1042.0575799830. The cubic root of 1085884 is about 102.7845434931.

The spelling of 1085884 in words is "one million, eighty-five thousand, eight hundred eighty-four".