53423112 has 64 divisors (see below), whose sum is σ = 147588480. Its totient is φ = 16028672.

The previous prime is 53423093. The next prime is 53423119. The reversal of 53423112 is 21132435.

It is not an unprimeable number, because it can be changed into a prime (53423119) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6538 + ... + 12230.

It is an arithmetic number, because the mean of its divisors is an integer number (2306070).

Almost surely, 2^53423112 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 53423112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73794240).

53423112 is an abundant number, since it is smaller than the sum of its proper divisors (94165368).

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

53423112 is a wasteful number, since it uses less digits than its factorization.

53423112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5742 (or 5738 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 53423112 is about 7309.1115739192. Note that the first 3 decimals coincide. The cubic root of 53423112 is about 376.6255055482.

Adding to 53423112 its reverse (21132435), we get a palindrome (74555547).

It can be divided in two parts, 53423 and 112, that added together give a palindrome (53535).

The spelling of 53423112 in words is "fifty-three million, four hundred twenty-three thousand, one hundred twelve".