53004920 has 16 divisors (see below), whose sum is σ = 119261160. Its totient is φ = 21201952.

The previous prime is 53004893. The next prime is 53004961. The reversal of 53004920 is 2940035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 662522 + ... + 662601.

Almost surely, 2^53004920 is an apocalyptic number.

It is an amenable number.

53004920 is an abundant number, since it is smaller than the sum of its proper divisors (66256240).

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

53004920 is a wasteful number, since it uses less digits than its factorization.

53004920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1325134 (or 1325130 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 53004920 is about 7280.4477884262. The cubic root of 53004920 is about 375.6401982863.

Adding to 53004920 its reverse (2940035), we get a palindrome (55944955).

The spelling of 53004920 in words is "fifty-three million, four thousand, nine hundred twenty".