52604400 has 120 divisors (see below), whose sum is σ = 171596160. Its totient is φ = 13771520.

The previous prime is 52604399. The next prime is 52604423. The reversal of 52604400 is 440625.

It is a happy number.

52604400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

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 23 ways as a sum of consecutive naturals, for example, 70429 + ... + 71171.

It is an arithmetic number, because the mean of its divisors is an integer number (1429968).

Almost surely, 2^52604400 is an apocalyptic number.

52604400 is a gapful number since it is divisible by the number (50) 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 52604400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85798080).

52604400 is an abundant number, since it is smaller than the sum of its proper divisors (118991760).

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

52604400 is a wasteful number, since it uses less digits than its factorization.

52604400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823 (or 812 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 52604400 is about 7252.8890795324. The cubic root of 52604400 is about 374.6916576472.

The spelling of 52604400 in words is "fifty-two million, six hundred four thousand, four hundred".