4321740 has 96 divisors (see below), whose sum is σ = 13547520. Its totient is φ = 1022976.

The previous prime is 4321729. The next prime is 4321747. The reversal of 4321740 is 471234.

4321740 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19269 + ... + 19491.

It is an arithmetic number, because the mean of its divisors is an integer number (141120).

Almost surely, 2^4321740 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 4321740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6773760).

4321740 is an abundant number, since it is smaller than the sum of its proper divisors (9225780).

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

4321740 is a wasteful number, since it uses less digits than its factorization.

4321740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4321740 is about 2078.8795058877. The cubic root of 4321740 is about 162.8869202025.

Adding to 4321740 its reverse (471234), we get a palindrome (4792974).

The spelling of 4321740 in words is "four million, three hundred twenty-one thousand, seven hundred forty".