53316042 has 32 divisors (see below), whose sum is σ = 115906560. Its totient is φ = 16251840.

The previous prime is 53316041. The next prime is 53316059. The reversal of 53316042 is 24061335.

It is a happy number.

53316042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (53316041) by changing a digit.

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, 5367 + ... + 11637.

It is an arithmetic number, because the mean of its divisors is an integer number (3622080).

Almost surely, 2^53316042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53316042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57953280).

53316042 is an abundant number, since it is smaller than the sum of its proper divisors (62590518).

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

53316042 is a wasteful number, since it uses less digits than its factorization.

53316042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6398.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 53316042 is about 7301.7834807669. The cubic root of 53316042 is about 376.3737277362.

Adding to 53316042 its reverse (24061335), we get a palindrome (77377377).

The spelling of 53316042 in words is "fifty-three million, three hundred sixteen thousand, forty-two".