53263212 has 12 divisors (see below), whose sum is σ = 124280856. Its totient is φ = 17754400.

The previous prime is 53263211. The next prime is 53263297. The reversal of 53263212 is 21236235.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (53263211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2219289 + ... + 2219312.

It is an arithmetic number, because the mean of its divisors is an integer number (10356738).

Almost surely, 2^53263212 is an apocalyptic number.

It is an amenable number.

53263212 is an abundant number, since it is smaller than the sum of its proper divisors (71017644).

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

53263212 is a wasteful number, since it uses less digits than its factorization.

53263212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438608 (or 4438606 counting only the distinct ones).

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

The square root of 53263212 is about 7298.1649748413. The cubic root of 53263212 is about 376.2493724489.

Adding to 53263212 its reverse (21236235), we get a palindrome (74499447).

The spelling of 53263212 in words is "fifty-three million, two hundred sixty-three thousand, two hundred twelve".