53252222 has 16 divisors (see below), whose sum is σ = 85128192. Its totient is φ = 24925560.

The previous prime is 53252197. The next prime is 53252237. The reversal of 53252222 is 22225235.

It is a happy number.

53252222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

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, 10154 + ... + 14477.

It is an arithmetic number, because the mean of its divisors is an integer number (5320512).

Almost surely, 2^53252222 is an apocalyptic number.

53252222 is a deficient number, since it is larger than the sum of its proper divisors (31875970).

53252222 is a wasteful number, since it uses less digits than its factorization.

53252222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24703.

The product of its digits is 2400, while the sum is 23.

The square root of 53252222 is about 7297.4120070063. The cubic root of 53252222 is about 376.2234930168.

Adding to 53252222 its reverse (22225235), we get a palindrome (75477457).

The spelling of 53252222 in words is "fifty-three million, two hundred fifty-two thousand, two hundred twenty-two".