3040312 has 16 divisors (see below), whose sum is σ = 6219000. Its totient is φ = 1381920.

The previous prime is 3040307. The next prime is 3040313. The reversal of 3040312 is 2130403.

It is a junction number, because it is equal to n+sod(n) for n = 3040292 and 3040301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3040313) 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, 17187 + ... + 17362.

Almost surely, 2^3040312 is an apocalyptic number.

It is an amenable number.

3040312 is an abundant number, since it is smaller than the sum of its proper divisors (3178688).

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

3040312 is a wasteful number, since it uses less digits than its factorization.

3040312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34566 (or 34562 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3040312 is about 1743.6490472569. The cubic root of 3040312 is about 144.8680845432.

Adding to 3040312 its reverse (2130403), we get a palindrome (5170715).

Subtracting from 3040312 its reverse (2130403), we obtain a palindrome (909909).

The spelling of 3040312 in words is "three million, forty thousand, three hundred twelve".