53335560 has 32 divisors (see below), whose sum is σ = 160007040. Its totient is φ = 14222784.

The previous prime is 53335549. The next prime is 53335561. The reversal of 53335560 is 6553335.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (53335561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222112 + ... + 222351.

It is an arithmetic number, because the mean of its divisors is an integer number (5000220).

Almost surely, 2^53335560 is an apocalyptic number.

It is an amenable number.

53335560 is an abundant number, since it is smaller than the sum of its proper divisors (106671480).

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

53335560 is a wasteful number, since it uses less digits than its factorization.

53335560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444477 (or 444473 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 30.

The square root of 53335560 is about 7303.1198812562. The cubic root of 53335560 is about 376.4196499134.

Adding to 53335560 its reverse (6553335), we get a palindrome (59888895).

The spelling of 53335560 in words is "fifty-three million, three hundred thirty-five thousand, five hundred sixty".