55235212 has 12 divisors (see below), whose sum is σ = 96887896. Its totient is φ = 27552960.

The previous prime is 55235209. The next prime is 55235251. The reversal of 55235212 is 21253255.

It is a happy number.

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, 14214 + ... + 17677.

Almost surely, 2^55235212 is an apocalyptic number.

It is an amenable number.

55235212 is a deficient number, since it is larger than the sum of its proper divisors (41652684).

55235212 is a wasteful number, since it uses less digits than its factorization.

55235212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32328 (or 32326 counting only the distinct ones).

The product of its digits is 3000, while the sum is 25.

The square root of 55235212 is about 7432.0395585600. The cubic root of 55235212 is about 380.8365963434.

Adding to 55235212 its reverse (21253255), we get a palindrome (76488467).

The spelling of 55235212 in words is "fifty-five million, two hundred thirty-five thousand, two hundred twelve".