1093880 has 64 divisors (see below), whose sum is σ = 2721600. Its totient is φ = 394240.

The previous prime is 1093871. The next prime is 1093889. The reversal of 1093880 is 883901.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1093871) and next prime (1093889).

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26660 + ... + 26700.

It is an arithmetic number, because the mean of its divisors is an integer number (42525).

2^1093880 is an apocalyptic number.

1093880 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 1093880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1360800).

1093880 is an abundant number, since it is smaller than the sum of its proper divisors (1627720).

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

1093880 is a wasteful number, since it uses less digits than its factorization.

1093880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1093880 is about 1045.8871832086. The cubic root of 1093880 is about 103.0362143685.

The spelling of 1093880 in words is "one million, ninety-three thousand, eight hundred eighty".