52200064 has 128 divisors (see below), whose sum is σ = 132192000. Its totient is φ = 20004864.

The previous prime is 52200061. The next prime is 52200103. The reversal of 52200064 is 46000225.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (52200061) 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, 350262 + ... + 350410.

It is an arithmetic number, because the mean of its divisors is an integer number (1032750).

Almost surely, 2^52200064 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 52200064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66096000).

52200064 is an abundant number, since it is smaller than the sum of its proper divisors (79991936).

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

52200064 is a wasteful number, since it uses less digits than its factorization.

52200064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 52200064 is about 7224.9611763663. The cubic root of 52200064 is about 373.7291833016.

Adding to 52200064 its reverse (46000225), we get a palindrome (98200289).

The spelling of 52200064 in words is "fifty-two million, two hundred thousand, sixty-four".