52244064 has 72 divisors (see below), whose sum is σ = 149326632. Its totient is φ = 17326080.

The previous prime is 52244057. The next prime is 52244069. The reversal of 52244064 is 46044225.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52244069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81184 + ... + 81824.

It is an arithmetic number, because the mean of its divisors is an integer number (2073981).

Almost surely, 2^52244064 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 52244064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74663316).

52244064 is an abundant number, since it is smaller than the sum of its proper divisors (97082568).

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

52244064 is a wasteful number, since it uses less digits than its factorization.

52244064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 52244064 is about 7228.0055340322. The cubic root of 52244064 is about 373.8341606054.

Adding to 52244064 its reverse (46044225), we get a palindrome (98288289).

The spelling of 52244064 in words is "fifty-two million, two hundred forty-four thousand, sixty-four".