1095858 has 24 divisors (see below), whose sum is σ = 2478528. Its totient is φ = 349272.

The previous prime is 1095851. The next prime is 1095859. The reversal of 1095858 is 8585901.

It is not an unprimeable number, because it can be changed into a prime (1095851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 910 + ... + 1737.

It is an arithmetic number, because the mean of its divisors is an integer number (103272).

2^1095858 is an apocalyptic number.

1095858 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1095858 is an abundant number, since it is smaller than the sum of its proper divisors (1382670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1095858 is a wasteful number, since it uses less digits than its factorization.

1095858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678 (or 2675 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

The square root of 1095858 is about 1046.8323648035. The cubic root of 1095858 is about 103.0982817835.

It can be divided in two parts, 1095 and 858, that added together give a triangular number (1953 = T₆₂).

The spelling of 1095858 in words is "one million, ninety-five thousand, eight hundred fifty-eight".