52220333 has 12 divisors (see below), whose sum is σ = 57981084. Its totient is φ = 46992000.

The previous prime is 52220323. The next prime is 52220353. The reversal of 52220333 is 33302225.

It can be written as a sum of positive squares in 2 ways, for example, as 35022724 + 17197609 = 5918^2 + 4147^2 .

It is not a de Polignac number, because 52220333 - 2¹⁶ = 52154797 is a prime.

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52220323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10085 + ... + 14357.

It is an arithmetic number, because the mean of its divisors is an integer number (4831757).

Almost surely, 2^52220333 is an apocalyptic number.

It is an amenable number.

52220333 is a deficient number, since it is larger than the sum of its proper divisors (5760751).

52220333 is a wasteful number, since it uses less digits than its factorization.

52220333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4396 (or 4385 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 20.

The square root of 52220333 is about 7226.3637467263. The cubic root of 52220333 is about 373.7775493762. Note that the first 3 decimals are identical.

Adding to 52220333 its reverse (33302225), we get a palindrome (85522558).

The spelling of 52220333 in words is "fifty-two million, two hundred twenty thousand, three hundred thirty-three".