53320204 has 12 divisors (see below), whose sum is σ = 106640464. Its totient is φ = 22851504.

The previous prime is 53320193. The next prime is 53320207. The reversal of 53320204 is 40202335.

53320204 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (53320207) 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, 952119 + ... + 952174.

Almost surely, 2^53320204 is an apocalyptic number.

It is an amenable number.

53320204 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

53320204 is a wasteful number, since it uses less digits than its factorization.

53320204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1904304 (or 1904302 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 53320204 is about 7302.0684740695. The cubic root of 53320204 is about 376.3835210782.

Adding to 53320204 its reverse (40202335), we get a palindrome (93522539).

The spelling of 53320204 in words is "fifty-three million, three hundred twenty thousand, two hundred four".