2323728 has 100 divisors (see below), whose sum is σ = 7381968. Its totient is φ = 699840.

The previous prime is 2323721. The next prime is 2323733. The reversal of 2323728 is 8273232.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2323721) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14175 + ... + 14337.

2^2323728 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 2323728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3690984).

2323728 is an abundant number, since it is smaller than the sum of its proper divisors (5058240).

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

2323728 is a wasteful number, since it uses less digits than its factorization.

2323728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194 (or 179 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 2323728 is about 1524.3779059013. The cubic root of 2323728 is about 132.4529891372.

The spelling of 2323728 in words is "two million, three hundred twenty-three thousand, seven hundred twenty-eight".