53517804 has 12 divisors (see below), whose sum is σ = 124874904. Its totient is φ = 17839264.

The previous prime is 53517773. The next prime is 53517809. The reversal of 53517804 is 40871535.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (53517809) 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, 2229897 + ... + 2229920.

It is an arithmetic number, because the mean of its divisors is an integer number (10406242).

Almost surely, 2^53517804 is an apocalyptic number.

It is an amenable number.

53517804 is an abundant number, since it is smaller than the sum of its proper divisors (71357100).

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

53517804 is a wasteful number, since it uses less digits than its factorization.

53517804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4459824 (or 4459822 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 53517804 is about 7315.5863743107. The cubic root of 53517804 is about 376.8478960126.

The spelling of 53517804 in words is "fifty-three million, five hundred seventeen thousand, eight hundred four".