4031240212 has 12 divisors (see below), whose sum is σ = 7226735796. Its totient is φ = 1966458560.

The previous prime is 4031240189. The next prime is 4031240231. The reversal of 4031240212 is 2120421304.

It can be written as a sum of positive squares in 2 ways, for example, as 499790736 + 3531449476 = 22356^2 + 59426^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4031240212.

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, 12290203 + ... + 12290530.

It is an arithmetic number, because the mean of its divisors is an integer number (602227983).

Almost surely, 2^4031240212 is an apocalyptic number.

It is an amenable number.

4031240212 is a deficient number, since it is larger than the sum of its proper divisors (3195495584).

4031240212 is a wasteful number, since it uses less digits than its factorization.

4031240212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24580778 (or 24580776 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4031240212 is about 63492.0484155300. The cubic root of 4031240212 is about 1591.5229020132.

Adding to 4031240212 its reverse (2120421304), we get a palindrome (6151661516).

The spelling of 4031240212 in words is "four billion, thirty-one million, two hundred forty thousand, two hundred twelve".