53744328 has 144 divisors (see below), whose sum is σ = 165984000. Its totient is φ = 15681600.

The previous prime is 53744311. The next prime is 53744329. The reversal of 53744328 is 82344735.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 53744292 and 53744301.

It is not an unprimeable number, because it can be changed into a prime (53744329) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 269973 + ... + 270171.

Almost surely, 2^53744328 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 53744328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82992000).

53744328 is an abundant number, since it is smaller than the sum of its proper divisors (112239672).

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

53744328 is a wasteful number, since it uses less digits than its factorization.

53744328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 246 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 53744328 is about 7331.0523119127. The cubic root of 53744328 is about 377.3788404066.

The spelling of 53744328 in words is "fifty-three million, seven hundred forty-four thousand, three hundred twenty-eight".