63312252 has 12 divisors (see below), whose sum is σ = 147728616. Its totient is φ = 21104080.

The previous prime is 63312247. The next prime is 63312257. The reversal of 63312252 is 25221336.

63312252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (63312247) and next prime (63312257).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63312257) 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 3 ways as a sum of consecutive naturals, for example, 2637999 + ... + 2638022.

It is an arithmetic number, because the mean of its divisors is an integer number (12310718).

Almost surely, 2^63312252 is an apocalyptic number.

It is an amenable number.

63312252 is an abundant number, since it is smaller than the sum of its proper divisors (84416364).

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

63312252 is a wasteful number, since it uses less digits than its factorization.

63312252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5276028 (or 5276026 counting only the distinct ones).

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

The square root of 63312252 is about 7956.8996474758. The cubic root of 63312252 is about 398.5620284558.

Adding to 63312252 its reverse (25221336), we get a palindrome (88533588).

The spelling of 63312252 in words is "sixty-three million, three hundred twelve thousand, two hundred fifty-two".