212324432 has 10 divisors (see below), whose sum is σ = 411378618. Its totient is φ = 106162208.

The previous prime is 212324419. The next prime is 212324459. The reversal of 212324432 is 234423212.

It can be written as a sum of positive squares in only one way, i.e., 205750336 + 6574096 = 14344^2 + 2564^2 .

It is a junction number, because it is equal to n+sod(n) for n = 212324398 and 212324407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6635123 + ... + 6635154.

Almost surely, 2^212324432 is an apocalyptic number.

It is an amenable number.

212324432 is a deficient number, since it is larger than the sum of its proper divisors (199054186).

212324432 is a wasteful number, since it uses less digits than its factorization.

212324432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13270285 (or 13270279 counting only the distinct ones).

The product of its digits is 2304, while the sum is 23.

The square root of 212324432 is about 14571.3565600462. The cubic root of 212324432 is about 596.5772075791.

Adding to 212324432 its reverse (234423212), we get a palindrome (446747644).

The spelling of 212324432 in words is "two hundred twelve million, three hundred twenty-four thousand, four hundred thirty-two".