53321360 has 40 divisors (see below), whose sum is σ = 129366720. Its totient is φ = 20400512.

The previous prime is 53321357. The next prime is 53321363. The reversal of 53321360 is 6312335.

53321360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (53321357) and next prime (53321363).

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (53321363) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12650 + ... + 16329.

It is an arithmetic number, because the mean of its divisors is an integer number (3234168).

Almost surely, 2^53321360 is an apocalyptic number.

It is an amenable number.

53321360 is an abundant number, since it is smaller than the sum of its proper divisors (76045360).

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

53321360 is a wasteful number, since it uses less digits than its factorization.

53321360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29015 (or 29009 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 53321360 is about 7302.1476292937. The cubic root of 53321360 is about 376.3862410991.

Adding to 53321360 its reverse (6312335), we get a palindrome (59633695).

The spelling of 53321360 in words is "fifty-three million, three hundred twenty-one thousand, three hundred sixty".