53553212 has 12 divisors (see below), whose sum is σ = 93837240. Its totient is φ = 26742576.

The previous prime is 53553197. The next prime is 53553217. The reversal of 53553212 is 21235535.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53553217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4787 + ... + 11402.

It is an arithmetic number, because the mean of its divisors is an integer number (7819770).

Almost surely, 2^53553212 is an apocalyptic number.

It is an amenable number.

53553212 is a deficient number, since it is larger than the sum of its proper divisors (40284028).

53553212 is a wasteful number, since it uses less digits than its factorization.

53553212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17020 (or 17018 counting only the distinct ones).

The product of its digits is 4500, while the sum is 26.

The square root of 53553212 is about 7318.0060125693. The cubic root of 53553212 is about 376.9309866707.

Adding to 53553212 its reverse (21235535), we get a palindrome (74788747).

The spelling of 53553212 in words is "fifty-three million, five hundred fifty-three thousand, two hundred twelve".