53260064 has 96 divisors (see below), whose sum is σ = 125483904. Its totient is φ = 21934080.

The previous prime is 53260061. The next prime is 53260069. The reversal of 53260064 is 46006235.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is not an unprimeable number, because it can be changed into a prime (53260061) 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, 471272 + ... + 471384.

It is an arithmetic number, because the mean of its divisors is an integer number (1307124).

Almost surely, 2^53260064 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 53260064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62741952).

53260064 is an abundant number, since it is smaller than the sum of its proper divisors (72223840).

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

53260064 is a wasteful number, since it uses less digits than its factorization.

53260064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 53260064 is about 7297.9493010023. The cubic root of 53260064 is about 376.2419598507.

Adding to 53260064 its reverse (46006235), we get a palindrome (99266299).

The spelling of 53260064 in words is "fifty-three million, two hundred sixty thousand, sixty-four".