1092140 has 48 divisors (see below), whose sum is σ = 2721600. Its totient is φ = 360192.

The previous prime is 1092137. The next prime is 1092151. The reversal of 1092140 is 412901.

It is a happy 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, 3926 + ... + 4194.

It is an arithmetic number, because the mean of its divisors is an integer number (56700).

2^1092140 is an apocalyptic number.

1092140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1092140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360800).

1092140 is an abundant number, since it is smaller than the sum of its proper divisors (1629460).

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

1092140 is a wasteful number, since it uses less digits than its factorization.

1092140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 312 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1092140 is about 1045.0550224749. The cubic root of 1092140 is about 102.9815532365.

The spelling of 1092140 in words is "one million, ninety-two thousand, one hundred forty".