52133212 has 12 divisors (see below), whose sum is σ = 91291536. Its totient is φ = 26049920.

The previous prime is 52133183. The next prime is 52133233. The reversal of 52133212 is 21233125.

It is a self number, because there is not a number n which added to its sum of digits gives 52133212.

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, 5193 + ... + 11455.

It is an arithmetic number, because the mean of its divisors is an integer number (7607628).

Almost surely, 2^52133212 is an apocalyptic number.

It is an amenable number.

52133212 is a deficient number, since it is larger than the sum of its proper divisors (39158324).

52133212 is a wasteful number, since it uses less digits than its factorization.

52133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8348 (or 8346 counting only the distinct ones).

The product of its digits is 360, while the sum is 19.

The square root of 52133212 is about 7220.3332333072. Note that the first 3 decimals coincide. The cubic root of 52133212 is about 373.5695716406.

Adding to 52133212 its reverse (21233125), we get a palindrome (73366337).

It can be divided in two parts, 521 and 33212, that added together give a palindrome (33733).

The spelling of 52133212 in words is "fifty-two million, one hundred thirty-three thousand, two hundred twelve".