1093520 has 20 divisors (see below), whose sum is σ = 2542620. Its totient is φ = 437376.

The previous prime is 1093517. The next prime is 1093529. The reversal of 1093520 is 253901.

It can be written as a sum of positive squares in 2 ways, for example, as 614656 + 478864 = 784^2 + 692^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1093492 and 1093501.

It is not an unprimeable number, because it can be changed into a prime (1093529) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6755 + ... + 6914.

It is an arithmetic number, because the mean of its divisors is an integer number (127131).

2^1093520 is an apocalyptic number.

1093520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1093520 is an abundant number, since it is smaller than the sum of its proper divisors (1449100).

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

1093520 is a wasteful number, since it uses less digits than its factorization.

1093520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13682 (or 13676 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1093520 is about 1045.7150663541. The cubic root of 1093520 is about 103.0249099271.

The spelling of 1093520 in words is "one million, ninety-three thousand, five hundred twenty".