2723424 has 48 divisors (see below), whose sum is σ = 7801920. Its totient is φ = 824960.

The previous prime is 2723401. The next prime is 2723431. The reversal of 2723424 is 4243272.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 2723394 and 2723403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234 + ... + 2345.

It is an arithmetic number, because the mean of its divisors is an integer number (162540).

2^2723424 is an apocalyptic number.

2723424 is a gapful number since it is divisible by the number (24) 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 2723424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3900960).

2723424 is an abundant number, since it is smaller than the sum of its proper divisors (5078496).

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

2723424 is a wasteful number, since it uses less digits than its factorization.

2723424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2603 (or 2595 counting only the distinct ones).

The product of its digits is 2688, while the sum is 24.

The square root of 2723424 is about 1650.2799762465. The cubic root of 2723424 is about 139.6491897053.

Adding to 2723424 its reverse (4243272), we get a palindrome (6966696).

The spelling of 2723424 in words is "two million, seven hundred twenty-three thousand, four hundred twenty-four".