53888520 has 64 divisors (see below), whose sum is σ = 184763520. Its totient is φ = 12317184.

The previous prime is 53888491. The next prime is 53888537. The reversal of 53888520 is 2588835.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31237 + ... + 32916.

It is an arithmetic number, because the mean of its divisors is an integer number (2886930).

Almost surely, 2^53888520 is an apocalyptic number.

It is an amenable number.

53888520 is an abundant number, since it is smaller than the sum of its proper divisors (130875000).

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

53888520 is a wasteful number, since it uses less digits than its factorization.

53888520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64174 (or 64170 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 39.

The square root of 53888520 is about 7340.8800562330. The cubic root of 53888520 is about 377.7160320718.

The spelling of 53888520 in words is "fifty-three million, eight hundred eighty-eight thousand, five hundred twenty".