1085940 has 48 divisors (see below), whose sum is σ = 3380160. Its totient is φ = 289440.

The previous prime is 1085933. The next prime is 1085957. The reversal of 1085940 is 495801.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 466 + ... + 1545.

It is an arithmetic number, because the mean of its divisors is an integer number (70420).

2^1085940 is an apocalyptic number.

1085940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1085940 is an abundant number, since it is smaller than the sum of its proper divisors (2294220).

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

1085940 is a wasteful number, since it uses less digits than its factorization.

1085940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2029 (or 2021 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1085940 is about 1042.0844495529. The cubic root of 1085940 is about 102.7863103594.

It can be divided in two parts, 1085 and 940, that added together give a square (2025 = 45²).

The spelling of 1085940 in words is "one million, eighty-five thousand, nine hundred forty".