11273724 has 144 divisors (see below), whose sum is σ = 36691200. Its totient is φ = 2892960.

The previous prime is 11273701. The next prime is 11273741. The reversal of 11273724 is 42737211.

11273724 = T₆₅ + T₆₆ + ... + T₄₀₇.

It is a happy number.

11273724 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 135787 + ... + 135869.

It is an arithmetic number, because the mean of its divisors is an integer number (254800).

Almost surely, 2^11273724 is an apocalyptic number.

11273724 is a gapful number since it is divisible by the number (14) 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 11273724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18345600).

11273724 is an abundant number, since it is smaller than the sum of its proper divisors (25417476).

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

11273724 is a wasteful number, since it uses less digits than its factorization.

11273724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125 (or 106 counting only the distinct ones).

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

The square root of 11273724 is about 3357.6366688491. The cubic root of 11273724 is about 224.2276331797.

It can be divided in two parts, 1127 and 3724, that added together give a triangular number (4851 = T₉₈).

The spelling of 11273724 in words is "eleven million, two hundred seventy-three thousand, seven hundred twenty-four".