2320724 has 12 divisors (see below), whose sum is σ = 4641504. Its totient is φ = 994584.

The previous prime is 2320709. The next prime is 2320729. The reversal of 2320724 is 4270232.

It is a happy number.

2320724 is an admirable number.

It is a super-3 number, since 3×2320724³ = 37496586664333390272, which contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2320696 and 2320705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41414 + ... + 41469.

It is an arithmetic number, because the mean of its divisors is an integer number (386792).

2^2320724 is an apocalyptic number.

It is an amenable number.

2320724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2320724 is a wasteful number, since it uses less digits than its factorization.

2320724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82894 (or 82892 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 2320724 is about 1523.3922672772. The cubic root of 2320724 is about 132.3958883119.

Adding to 2320724 its reverse (4270232), we get a palindrome (6590956).

The spelling of 2320724 in words is "two million, three hundred twenty thousand, seven hundred twenty-four".