52224450 has 24 divisors (see below), whose sum is σ = 129517008. Its totient is φ = 13926480.

The previous prime is 52224433. The next prime is 52224461. The reversal of 52224450 is 5442225.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 52224450.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173932 + ... + 174231.

It is an arithmetic number, because the mean of its divisors is an integer number (5396542).

Almost surely, 2^52224450 is an apocalyptic number.

52224450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52224450 is an abundant number, since it is smaller than the sum of its proper divisors (77292558).

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

52224450 is a wasteful number, since it uses less digits than its factorization.

52224450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348178 (or 348173 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 52224450 is about 7226.6486008384. The cubic root of 52224450 is about 373.7873718703.

Adding to 52224450 its reverse (5442225), we get a palindrome (57666675).

The spelling of 52224450 in words is "fifty-two million, two hundred twenty-four thousand, four hundred fifty".