53204212 has 24 divisors (see below), whose sum is σ = 96674760. Its totient is φ = 25589760.

The previous prime is 53204197. The next prime is 53204251. The reversal of 53204212 is 21240235.

It can be written as a sum of positive squares in 4 ways, for example, as 583696 + 52620516 = 764^2 + 7254^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53204212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38412 + ... + 39772.

It is an arithmetic number, because the mean of its divisors is an integer number (4028115).

Almost surely, 2^53204212 is an apocalyptic number.

It is an amenable number.

53204212 is a deficient number, since it is larger than the sum of its proper divisors (43470548).

53204212 is a wasteful number, since it uses less digits than its factorization.

53204212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731 (or 1729 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 53204212 is about 7294.1217428831. The cubic root of 53204212 is about 376.1103965107.

Adding to 53204212 its reverse (21240235), we get a palindrome (74444447).

The spelling of 53204212 in words is "fifty-three million, two hundred four thousand, two hundred twelve".