53663212 has 12 divisors (see below), whose sum is σ = 94071600. Its totient is φ = 26785616.

The previous prime is 53663191. The next prime is 53663221. The reversal of 53663212 is 21236635.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8803 + ... + 13594.

It is an arithmetic number, because the mean of its divisors is an integer number (7839300).

Almost surely, 2^53663212 is an apocalyptic number.

It is an amenable number.

53663212 is a deficient number, since it is larger than the sum of its proper divisors (40408388).

53663212 is a wasteful number, since it uses less digits than its factorization.

53663212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23000 (or 22998 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 53663212 is about 7325.5178656529. The cubic root of 53663212 is about 377.1888862499.

Adding to 53663212 its reverse (21236635), we get a palindrome (74899847).

The spelling of 53663212 in words is "fifty-three million, six hundred sixty-three thousand, two hundred twelve".