4231212 has 12 divisors (see below), whose sum is σ = 9872856. Its totient is φ = 1410400.

The previous prime is 4231211. The next prime is 4231219. The reversal of 4231212 is 2121324.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4231191 and 4231200.

It is not an unprimeable number, because it can be changed into a prime (4231211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176289 + ... + 176312.

It is an arithmetic number, because the mean of its divisors is an integer number (822738).

Almost surely, 2^4231212 is an apocalyptic number.

It is an amenable number.

4231212 is an abundant number, since it is smaller than the sum of its proper divisors (5641644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4231212 is a wasteful number, since it uses less digits than its factorization.

4231212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352608 (or 352606 counting only the distinct ones).

The product of its digits is 96, while the sum is 15.

The square root of 4231212 is about 2056.9910063002. The cubic root of 4231212 is about 161.7415479563.

Adding to 4231212 its reverse (2121324), we get a palindrome (6352536).

It can be divided in two parts, 42312 and 12, that added together give a palindrome (42324).

The spelling of 4231212 in words is "four million, two hundred thirty-one thousand, two hundred twelve".