53356560 has 80 divisors (see below), whose sum is σ = 174125760. Its totient is φ = 13478400.

The previous prime is 53356559. The next prime is 53356603. The reversal of 53356560 is 6565335.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 1291 + ... + 10410.

It is an arithmetic number, because the mean of its divisors is an integer number (2176572).

Almost surely, 2^53356560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53356560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87062880).

53356560 is an abundant number, since it is smaller than the sum of its proper divisors (120769200).

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

53356560 is a wasteful number, since it uses less digits than its factorization.

53356560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11736 (or 11730 counting only the distinct ones).

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 53356560 is about 7304.5574814632. The cubic root of 53356560 is about 376.4690464474.

The spelling of 53356560 in words is "fifty-three million, three hundred fifty-six thousand, five hundred sixty".