53043144 has 64 divisors (see below), whose sum is σ = 165335040. Its totient is φ = 13776960.

The previous prime is 53043143. The next prime is 53043157. The reversal of 53043144 is 44134035.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (53043143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12504 + ... + 16199.

It is an arithmetic number, because the mean of its divisors is an integer number (2583360).

Almost surely, 2^53043144 is an apocalyptic number.

It is an amenable number.

53043144 is an abundant number, since it is smaller than the sum of its proper divisors (112291896).

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

53043144 is a wasteful number, since it uses less digits than its factorization.

53043144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28730 (or 28726 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 53043144 is about 7283.0724285840. The cubic root of 53043144 is about 375.7304730560.

Adding to 53043144 its reverse (44134035), we get a palindrome (97177179).

It can be divided in two parts, 5304 and 3144, that added together give a palindrome (8448).

The spelling of 53043144 in words is "fifty-three million, forty-three thousand, one hundred forty-four".