52233216 has 132 divisors (see below), whose sum is σ = 162417168. Its totient is φ = 14880768.

The previous prime is 52233199. The next prime is 52233217. The reversal of 52233216 is 61233225.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (52233217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150355 + ... + 150701.

Almost surely, 2^52233216 is an apocalyptic number.

52233216 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52233216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81208584).

52233216 is an abundant number, since it is smaller than the sum of its proper divisors (110183952).

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

52233216 is a wasteful number, since it uses less digits than its factorization.

52233216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384 (or 359 counting only the distinct ones).

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

The square root of 52233216 is about 7227.2550805960. The cubic root of 52233216 is about 373.8082844045.

Subtracting 52233216 from its reverse (61233225), we obtain a palindrome (9000009).

The spelling of 52233216 in words is "fifty-two million, two hundred thirty-three thousand, two hundred sixteen".