1093800528 has 120 divisors (see below), whose sum is σ = 3214199040. Its totient is φ = 346775040.

The previous prime is 1093800523. The next prime is 1093800529. The reversal of 1093800528 is 8250083901.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1093800492 and 1093800501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1093800523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 261300 + ... + 265452.

It is an arithmetic number, because the mean of its divisors is an integer number (26784992).

Almost surely, 2^1093800528 is an apocalyptic number.

1093800528 is a gapful number since it is divisible by the number (18) 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 1093800528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1607099520).

1093800528 is an abundant number, since it is smaller than the sum of its proper divisors (2120398512).

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

1093800528 is a wasteful number, since it uses less digits than its factorization.

1093800528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4257 (or 4248 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 1093800528 is about 33072.6552910407. The cubic root of 1093800528 is about 1030.3371906357.

The spelling of 1093800528 in words is "one billion, ninety-three million, eight hundred thousand, five hundred twenty-eight".