52458720 has 96 divisors (see below), whose sum is σ = 166253472. Its totient is φ = 13903872.

The previous prime is 52458713. The next prime is 52458733. The reversal of 52458720 is 2785425.

It is a tau number, because it is divible by the number of its divisors (96).

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, 140454 + ... + 140826.

It is an arithmetic number, because the mean of its divisors is an integer number (1731807).

Almost surely, 2^52458720 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 52458720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83126736).

52458720 is an abundant number, since it is smaller than the sum of its proper divisors (113794752).

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

52458720 is a wasteful number, since it uses less digits than its factorization.

52458720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 676 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 52458720 is about 7242.8392222940. The cubic root of 52458720 is about 374.3454537381.

The spelling of 52458720 in words is "fifty-two million, four hundred fifty-eight thousand, seven hundred twenty".