53303304 has 16 divisors (see below), whose sum is σ = 133258320. Its totient is φ = 17767760.

The previous prime is 53303293. The next prime is 53303309. The reversal of 53303304 is 40330335.

It is not an unprimeable number, because it can be changed into a prime (53303309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1110462 + ... + 1110509.

It is an arithmetic number, because the mean of its divisors is an integer number (8328645).

Almost surely, 2^53303304 is an apocalyptic number.

It is an amenable number.

53303304 is an abundant number, since it is smaller than the sum of its proper divisors (79955016).

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

53303304 is a wasteful number, since it uses less digits than its factorization.

53303304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220980 (or 2220976 counting only the distinct ones).

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

The square root of 53303304 is about 7300.9111760108. The cubic root of 53303304 is about 376.3437515776.

Adding to 53303304 its reverse (40330335), we get a palindrome (93633639).

The spelling of 53303304 in words is "fifty-three million, three hundred three thousand, three hundred four".