53453212 has 12 divisors (see below), whose sum is σ = 93686040. Its totient is φ = 26685776.

The previous prime is 53453209. The next prime is 53453227. The reversal of 53453212 is 21235435.

It is a congruent 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, 7162 + ... + 12577.

It is an arithmetic number, because the mean of its divisors is an integer number (7807170).

Almost surely, 2^53453212 is an apocalyptic number.

It is an amenable number.

53453212 is a deficient number, since it is larger than the sum of its proper divisors (40232828).

53453212 is a wasteful number, since it uses less digits than its factorization.

53453212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20420 (or 20418 counting only the distinct ones).

The product of its digits is 3600, while the sum is 25.

The square root of 53453212 is about 7311.1703577471. The cubic root of 53453212 is about 376.6962258718.

Adding to 53453212 its reverse (21235435), we get a palindrome (74688647).

The spelling of 53453212 in words is "fifty-three million, four hundred fifty-three thousand, two hundred twelve".