1093920 has 96 divisors (see below), whose sum is σ = 3592512. Its totient is φ = 279552.

The previous prime is 1093907. The next prime is 1093927. The reversal of 1093920 is 293901.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1093927) 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, 20614 + ... + 20666.

It is an arithmetic number, because the mean of its divisors is an integer number (37422).

2^1093920 is an apocalyptic number.

1093920 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 1093920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1796256).

1093920 is an abundant number, since it is smaller than the sum of its proper divisors (2498592).

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

1093920 is a wasteful number, since it uses less digits than its factorization.

1093920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 1093920 is about 1045.9063055551. The cubic root of 1093920 is about 103.0374702644.

The spelling of 1093920 in words is "one million, ninety-three thousand, nine hundred twenty".