1092885 has 8 divisors (see below), whose sum is σ = 1748640. Its totient is φ = 582864.

The previous prime is 1092863. The next prime is 1092887. The reversal of 1092885 is 5882901.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1092885 - 2⁵ = 1092853 is a prime.

1092885 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1092887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36415 + ... + 36444.

It is an arithmetic number, because the mean of its divisors is an integer number (218580).

2^1092885 is an apocalyptic number.

1092885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1092885 is a deficient number, since it is larger than the sum of its proper divisors (655755).

1092885 is an equidigital number, since it uses as much as digits as its factorization.

1092885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72867.

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1092885 is about 1045.4114022719. The cubic root of 1092885 is about 103.0049640992.

The spelling of 1092885 in words is "one million, ninety-two thousand, eight hundred eighty-five".