53088720 has 40 divisors (see below), whose sum is σ = 164575776. Its totient is φ = 14156928.

The previous prime is 53088719. The next prime is 53088757. The reversal of 53088720 is 2788035.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110362 + ... + 110841.

Almost surely, 2^53088720 is an apocalyptic number.

It is an amenable number.

53088720 is an abundant number, since it is smaller than the sum of its proper divisors (111487056).

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

53088720 is a wasteful number, since it uses less digits than its factorization.

53088720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221219 (or 221213 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 53088720 is about 7286.2006560347. The cubic root of 53088720 is about 375.8380545990.

It can be divided in two parts, 5308 and 8720, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 53088720 in words is "fifty-three million, eighty-eight thousand, seven hundred twenty".