53163212 has 24 divisors (see below), whose sum is σ = 97415136. Its totient is φ = 25338368.

The previous prime is 53163203. The next prime is 53163217. The reversal of 53163212 is 21236135.

53163212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53163212² = 5652654220313888, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (53163217) 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 7 ways as a sum of consecutive naturals, for example, 31658 + ... + 33294.

It is an arithmetic number, because the mean of its divisors is an integer number (4058964).

Almost surely, 2^53163212 is an apocalyptic number.

It is an amenable number.

53163212 is a deficient number, since it is larger than the sum of its proper divisors (44251924).

53163212 is a wasteful number, since it uses less digits than its factorization.

53163212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2017 (or 2015 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 53163212 is about 7291.3107189311. The cubic root of 53163212 is about 376.0137594935.

Adding to 53163212 its reverse (21236135), we get a palindrome (74399347).

The spelling of 53163212 in words is "fifty-three million, one hundred sixty-three thousand, two hundred twelve".