53544442 has 16 divisors (see below), whose sum is σ = 94030272. Its totient is φ = 22387680.

The previous prime is 53544431. The next prime is 53544461. The reversal of 53544442 is 24444535.

53544442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 46068 + ... + 47215.

It is an arithmetic number, because the mean of its divisors is an integer number (5876892).

Almost surely, 2^53544442 is an apocalyptic number.

53544442 is a deficient number, since it is larger than the sum of its proper divisors (40485830).

53544442 is a wasteful number, since it uses less digits than its factorization.

53544442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93333.

The product of its digits is 38400, while the sum is 31.

The square root of 53544442 is about 7317.4067810940. The cubic root of 53544442 is about 376.9104098457.

Adding to 53544442 its reverse (24444535), we get a palindrome (77988977).

The spelling of 53544442 in words is "fifty-three million, five hundred forty-four thousand, four hundred forty-two".