11272536 has 96 divisors (see below), whose sum is σ = 34182720. Its totient is φ = 3326400.

The previous prime is 11272523. The next prime is 11272559. The reversal of 11272536 is 63527211.

It is a happy number.

11272536 is a `hidden beast` number, since 1 + 127 + 2 + 536 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33891 + ... + 34221.

It is an arithmetic number, because the mean of its divisors is an integer number (356070).

Almost surely, 2^11272536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11272536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17091360).

11272536 is an abundant number, since it is smaller than the sum of its proper divisors (22910184).

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

11272536 is a wasteful number, since it uses less digits than its factorization.

11272536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397 (or 390 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 11272536 is about 3357.4597540402. The cubic root of 11272536 is about 224.2197566997.

Adding to 11272536 its reverse (63527211), we get a palindrome (74799747).

It can be divided in two parts, 1127 and 2536, that added together give a palindrome (3663).

The spelling of 11272536 in words is "eleven million, two hundred seventy-two thousand, five hundred thirty-six".