53200044 has 48 divisors (see below), whose sum is σ = 138495840. Its totient is φ = 17660160.

The previous prime is 53200039. The next prime is 53200051. The reversal of 53200044 is 44000235.

It is a happy number.

53200044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 15 ways as a sum of consecutive naturals, for example, 29472 + ... + 31224.

It is an arithmetic number, because the mean of its divisors is an integer number (2885330).

Almost surely, 2^53200044 is an apocalyptic number.

53200044 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53200044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69247920).

53200044 is an abundant number, since it is smaller than the sum of its proper divisors (85295796).

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

53200044 is a wasteful number, since it uses less digits than its factorization.

53200044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047 (or 2039 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 53200044 is about 7293.8360277703. The cubic root of 53200044 is about 376.1005748004.

Adding to 53200044 its reverse (44000235), we get a palindrome (97200279).

The spelling of 53200044 in words is "fifty-three million, two hundred thousand, forty-four".