3431312 has 10 divisors (see below), whose sum is σ = 6648198. Its totient is φ = 1715648.

The previous prime is 3431287. The next prime is 3431317. The reversal of 3431312 is 2131343.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3400336 + 30976 = 1844^2 + 176^2 .

It is not an unprimeable number, because it can be changed into a prime (3431317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107213 + ... + 107244.

Almost surely, 2^3431312 is an apocalyptic number.

It is an amenable number.

3431312 is a deficient number, since it is larger than the sum of its proper divisors (3216886).

3431312 is a wasteful number, since it uses less digits than its factorization.

3431312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214465 (or 214459 counting only the distinct ones).

The product of its digits is 216, while the sum is 17.

The square root of 3431312 is about 1852.3800905862. The cubic root of 3431312 is about 150.8296545471.

Adding to 3431312 its reverse (2131343), we get a palindrome (5562655).

The spelling of 3431312 in words is "three million, four hundred thirty-one thousand, three hundred twelve".