53445024 has 72 divisors (see below), whose sum is σ = 159999840. Its totient is φ = 16875648.

The previous prime is 53445013. The next prime is 53445053. The reversal of 53445024 is 42054435.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 589 + ... + 10355.

It is an arithmetic number, because the mean of its divisors is an integer number (2222220).

Almost surely, 2^53445024 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 53445024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79999920).

53445024 is an abundant number, since it is smaller than the sum of its proper divisors (106554816).

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

53445024 is a wasteful number, since it uses less digits than its factorization.

53445024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9802 (or 9791 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 53445024 is about 7310.6103712344. The cubic root of 53445024 is about 376.6769906934.

Adding to 53445024 its reverse (42054435), we get a palindrome (95499459).

The spelling of 53445024 in words is "fifty-three million, four hundred forty-five thousand, twenty-four".