52453760 has 64 divisors (see below), whose sum is σ = 128520000. Its totient is φ = 20459520.

The previous prime is 52453747. The next prime is 52453781. The reversal of 52453760 is 6735425.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25241 + ... + 27239.

It is an arithmetic number, because the mean of its divisors is an integer number (2008125).

Almost surely, 2^52453760 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 52453760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64260000).

52453760 is an abundant number, since it is smaller than the sum of its proper divisors (76066240).

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

52453760 is a wasteful number, since it uses less digits than its factorization.

52453760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2059 (or 2047 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 52453760 is about 7242.4968070411. The cubic root of 52453760 is about 374.3336551787. Note that the first 3 decimals are identical.

The spelling of 52453760 in words is "fifty-two million, four hundred fifty-three thousand, seven hundred sixty".