53306212 has 6 divisors (see below), whose sum is σ = 93285878. Its totient is φ = 26653104.

The previous prime is 53306207. The next prime is 53306213. The reversal of 53306212 is 21260335.

53306212 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 only one way, i.e., 38142976 + 15163236 = 6176^2 + 3894^2 .

It is not an unprimeable number, because it can be changed into a prime (53306213) by changing a digit.

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 as a sum of consecutive naturals, namely, 6663273 + ... + 6663280.

Almost surely, 2^53306212 is an apocalyptic number.

It is an amenable number.

53306212 is a deficient number, since it is larger than the sum of its proper divisors (39979666).

53306212 is a wasteful number, since it uses less digits than its factorization.

53306212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13326557 (or 13326555 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 53306212 is about 7301.1103265188. The cubic root of 53306212 is about 376.3505953543.

Adding to 53306212 its reverse (21260335), we get a palindrome (74566547).

The spelling of 53306212 in words is "fifty-three million, three hundred six thousand, two hundred twelve".