11272734 has 72 divisors (see below), whose sum is σ = 28447848. Its totient is φ = 3198720.

The previous prime is 11272721. The next prime is 11272759. The reversal of 11272734 is 43727211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11272698 and 11272707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 57124 + ... + 57320.

It is an arithmetic number, because the mean of its divisors is an integer number (395109).

Almost surely, 2^11272734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11272734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14223924).

11272734 is an abundant number, since it is smaller than the sum of its proper divisors (17175114).

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

11272734 is a wasteful number, since it uses less digits than its factorization.

11272734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250 (or 230 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 11272734 is about 3357.4892404891. The cubic root of 11272734 is about 224.2210694848.

Adding to 11272734 its reverse (43727211), we get a palindrome (54999945).

The spelling of 11272734 in words is "eleven million, two hundred seventy-two thousand, seven hundred thirty-four".