52604340 has 48 divisors (see below), whose sum is σ = 148962240. Its totient is φ = 13868800.

The previous prime is 52604339. The next prime is 52604359. The reversal of 52604340 is 4340625.

52604340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 52604340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 415 + ... + 10265.

It is an arithmetic number, because the mean of its divisors is an integer number (3103380).

Almost surely, 2^52604340 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 52604340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74481120).

52604340 is an abundant number, since it is smaller than the sum of its proper divisors (96357900).

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

52604340 is a wasteful number, since it uses less digits than its factorization.

52604340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9952 (or 9950 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 52604340 is about 7252.8849432484. The cubic root of 52604340 is about 374.6915151908.

Adding to 52604340 its reverse (4340625), we get a palindrome (56944965).

The spelling of 52604340 in words is "fifty-two million, six hundred four thousand, three hundred forty".