53801244 has 144 divisors (see below), whose sum is σ = 164376576. Its totient is φ = 14515200.

The previous prime is 53801233. The next prime is 53801261. The reversal of 53801244 is 44210835.

53801244 is a `hidden beast` number, since 538 + 0 + 124 + 4 = 666.

53801244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 554604 + ... + 554700.

It is an arithmetic number, because the mean of its divisors is an integer number (1141504).

Almost surely, 2^53801244 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 53801244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82188288).

53801244 is an abundant number, since it is smaller than the sum of its proper divisors (110575332).

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

53801244 is a wasteful number, since it uses less digits than its factorization.

53801244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 211 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 53801244 is about 7334.9331285295. The cubic root of 53801244 is about 377.5120099099.

It can be divided in two parts, 53801 and 244, that added together give a palindrome (54045).

The spelling of 53801244 in words is "fifty-three million, eight hundred one thousand, two hundred forty-four".