4561340 has 48 divisors (see below), whose sum is σ = 11311104. Its totient is φ = 1512000.

The previous prime is 4561331. The next prime is 4561343. The reversal of 4561340 is 431654.

It is a happy number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4561343) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3815 + ... + 4865.

It is an arithmetic number, because the mean of its divisors is an integer number (235648).

Almost surely, 2^4561340 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 4561340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5655552).

4561340 is an abundant number, since it is smaller than the sum of its proper divisors (6749764).

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

4561340 is a wasteful number, since it uses less digits than its factorization.

4561340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4561340 is about 2135.7293836065. The cubic root of 4561340 is about 165.8431285231.

Adding to 4561340 its reverse (431654), we get a palindrome (4992994).

The spelling of 4561340 in words is "four million, five hundred sixty-one thousand, three hundred forty".