11489562 has 48 divisors (see below), whose sum is σ = 28896192. Its totient is φ = 3231360.

The previous prime is 11489537. The next prime is 11489567. The reversal of 11489562 is 26598411.

11489562 is a `hidden beast` number, since 1 + 14 + 89 + 562 = 666.

11489562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

Its product of digits (17280) is a multiple of the sum of its prime divisors (1440).

It is not an unprimeable number, because it can be changed into a prime (11489567) 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, 7762 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (602004).

Almost surely, 2^11489562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11489562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14448096).

11489562 is an abundant number, since it is smaller than the sum of its proper divisors (17406630).

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

11489562 is a wasteful number, since it uses less digits than its factorization.

11489562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443 (or 1440 counting only the distinct ones).

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

The square root of 11489562 is about 3389.6256430467. The cubic root of 11489562 is about 225.6495599961.

It can be divided in two parts, 114 and 89562, that added together give a triangular number (89676 = T₄₂₃).

The spelling of 11489562 in words is "eleven million, four hundred eighty-nine thousand, five hundred sixty-two".