1090560 has 88 divisors (see below), whose sum is σ = 3537216. Its totient is φ = 286720.

The previous prime is 1090553. The next prime is 1090577. The reversal of 1090560 is 650901.

It is a super-2 number, since 2×1090560² = 2378642227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15325 + ... + 15395.

2^1090560 is an apocalyptic number.

1090560 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 1090560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1768608).

1090560 is an abundant number, since it is smaller than the sum of its proper divisors (2446656).

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

1090560 is an equidigital number, since it uses as much as digits as its factorization.

1090560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1090560 is about 1044.2988078132. The cubic root of 1090560 is about 102.9318680979.

The spelling of 1090560 in words is "one million, ninety thousand, five hundred sixty".