53416533 has 16 divisors (see below), whose sum is σ = 75698496. Its totient is φ = 33388800.

The previous prime is 53416513. The next prime is 53416589. The reversal of 53416533 is 33561435.

It is a happy number.

53416533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53416533 - 2⁵ = 53416501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53416533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53416513) 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, 12583 + ... + 16283.

It is an arithmetic number, because the mean of its divisors is an integer number (4731156).

Almost surely, 2^53416533 is an apocalyptic number.

It is an amenable number.

53416533 is a deficient number, since it is larger than the sum of its proper divisors (22281963).

53416533 is a wasteful number, since it uses less digits than its factorization.

53416533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4004.

The product of its digits is 16200, while the sum is 30.

The square root of 53416533 is about 7308.6615053647. The cubic root of 53416533 is about 376.6100445687.

Adding to 53416533 its reverse (33561435), we get a palindrome (86977968).

The spelling of 53416533 in words is "fifty-three million, four hundred sixteen thousand, five hundred thirty-three".