52262224 has 80 divisors (see below), whose sum is σ = 120528000. Its totient is φ = 21939456.

The previous prime is 52262219. The next prime is 52262237. The reversal of 52262224 is 42226225.

It is a happy number.

52262224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 488379 + ... + 488485.

It is an arithmetic number, because the mean of its divisors is an integer number (1506600).

Almost surely, 2^52262224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52262224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60264000).

52262224 is an abundant number, since it is smaller than the sum of its proper divisors (68265776).

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

52262224 is a wasteful number, since it uses less digits than its factorization.

52262224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 205 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 52262224 is about 7229.2616497122. The cubic root of 52262224 is about 373.8774704183.

Adding to 52262224 its reverse (42226225), we get a palindrome (94488449).

The spelling of 52262224 in words is "fifty-two million, two hundred sixty-two thousand, two hundred twenty-four".