53330304 has 64 divisors (see below), whose sum is σ = 146574000. Its totient is φ = 17160192.

The previous prime is 53330297. The next prime is 53330317. The reversal of 53330304 is 40303335.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8742 + ... + 13530.

Almost surely, 2^53330304 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 53330304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73287000).

53330304 is an abundant number, since it is smaller than the sum of its proper divisors (93243696).

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

53330304 is a wasteful number, since it uses less digits than its factorization.

53330304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4835 (or 4823 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 53330304 is about 7302.7600261819. The cubic root of 53330304 is about 376.4072846379.

Adding to 53330304 its reverse (40303335), we get a palindrome (93633639).

The spelling of 53330304 in words is "fifty-three million, three hundred thirty thousand, three hundred four".