2236724 has 48 divisors (see below), whose sum is σ = 4902912. Its totient is φ = 870912.

The previous prime is 2236711. The next prime is 2236733. The reversal of 2236724 is 4276322.

It is a d-powerful number, because it can be written as 2¹³ + 2¹⁷ + 3² + 6² + 7 + 2²¹ + 4⁴ .

Its product of digits (4032) is a multiple of the sum of its prime factors (192).

It is a junction number, because it is equal to n+sod(n) for n = 2236693 and 2236702.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17549 + ... + 17675.

It is an arithmetic number, because the mean of its divisors is an integer number (102144).

2^2236724 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 2236724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2451456).

2236724 is an abundant number, since it is smaller than the sum of its proper divisors (2666188).

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

2236724 is a wasteful number, since it uses less digits than its factorization.

2236724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192 (or 190 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 2236724 is about 1495.5681194783. The cubic root of 2236724 is about 130.7788354936.

The spelling of 2236724 in words is "two million, two hundred thirty-six thousand, seven hundred twenty-four".