1093227840 has 336 divisors, whose sum is σ = 4133892672. Its totient is φ = 274046976.

The previous prime is 1093227809. The next prime is 1093227887. The reversal of 1093227840 is 487223901.

It is a super-2 number, since 2×1093227840² = 2390294220302131200, which contains 22 as substring.

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 = 1093227795 and 1093227804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1321507 + ... + 1322333.

It is an arithmetic number, because the mean of its divisors is an integer number (12303252).

Almost surely, 2^1093227840 is an apocalyptic number.

1093227840 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 1093227840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2066946336).

1093227840 is an abundant number, since it is smaller than the sum of its proper divisors (3040664832).

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

1093227840 is an equidigital number, since it uses as much as digits as its factorization.

1093227840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 854 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 1093227840 is about 33063.9961287198. The cubic root of 1093227840 is about 1030.1573392092.

The spelling of 1093227840 in words is "one billion, ninety-three million, two hundred twenty-seven thousand, eight hundred forty".