11573560 has 32 divisors (see below), whose sum is σ = 26341200. Its totient is φ = 4576000.

The previous prime is 11573539. The next prime is 11573567. The reversal of 11573560 is 6537511.

It is a super-3 number, since 3×11573560³ (a number of 22 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1935 + ... + 5185.

Almost surely, 2^11573560 is an apocalyptic number.

11573560 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 11573560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13170600).

11573560 is an abundant number, since it is smaller than the sum of its proper divisors (14767640).

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

11573560 is a wasteful number, since it uses less digits than its factorization.

11573560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3351 (or 3347 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 11573560 is about 3401.9935332096. The cubic root of 11573560 is about 226.1981190119.

The spelling of 11573560 in words is "eleven million, five hundred seventy-three thousand, five hundred sixty".