53222452 has 24 divisors (see below), whose sum is σ = 95038272. Its totient is φ = 26073600.

The previous prime is 53222431. The next prime is 53222459. The reversal of 53222452 is 25422235.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53222459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54327 + ... + 55297.

It is an arithmetic number, because the mean of its divisors is an integer number (3959928).

Almost surely, 2^53222452 is an apocalyptic number.

It is an amenable number.

53222452 is a deficient number, since it is larger than the sum of its proper divisors (41815820).

53222452 is a wasteful number, since it uses less digits than its factorization.

53222452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239 (or 1237 counting only the distinct ones).

The product of its digits is 4800, while the sum is 25.

The square root of 53222452 is about 7295.3719576181. The cubic root of 53222452 is about 376.1533722423.

Adding to 53222452 its reverse (25422235), we get a palindrome (78644687).

The spelling of 53222452 in words is "fifty-three million, two hundred twenty-two thousand, four hundred fifty-two".