52212452 has 12 divisors (see below), whose sum is σ = 91459116. Its totient is φ = 26081280.

The previous prime is 52212427. The next prime is 52212487. The reversal of 52212452 is 25421225.

52212452 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 21031396 + 31181056 = 4586^2 + 5584^2 .

It is a super-2 number, since 2×52212452² = 5452280287704608, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 1049 + ... + 10272.

It is an arithmetic number, because the mean of its divisors is an integer number (7621593).

Almost surely, 2^52212452 is an apocalyptic number.

It is an amenable number.

52212452 is a deficient number, since it is larger than the sum of its proper divisors (39246664).

52212452 is a wasteful number, since it uses less digits than its factorization.

52212452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12478 (or 12476 counting only the distinct ones).

The product of its digits is 1600, while the sum is 23.

The square root of 52212452 is about 7225.8184311537. The cubic root of 52212452 is about 373.7587451487.

Adding to 52212452 its reverse (25421225), we get a palindrome (77633677).

The spelling of 52212452 in words is "fifty-two million, two hundred twelve thousand, four hundred fifty-two".