53505204 has 48 divisors (see below), whose sum is σ = 127999872. Its totient is φ = 17390592.

The previous prime is 53505191. The next prime is 53505209. The reversal of 53505204 is 40250535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53505209) 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, 89932 + ... + 90524.

It is an arithmetic number, because the mean of its divisors is an integer number (2666664).

Almost surely, 2^53505204 is an apocalyptic number.

It is an amenable number.

53505204 is an abundant number, since it is smaller than the sum of its proper divisors (74494668).

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

53505204 is a wasteful number, since it uses less digits than its factorization.

53505204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 53505204 is about 7314.7251486300. The cubic root of 53505204 is about 376.8183192125.

Adding to 53505204 its reverse (40250535), we get a palindrome (93755739).

The spelling of 53505204 in words is "fifty-three million, five hundred five thousand, two hundred four".