3112340440 has 32 divisors (see below), whose sum is σ = 7639382160. Its totient is φ = 1131760000.

The previous prime is 3112340437. The next prime is 3112340443. The reversal of 3112340440 is 440432113.

It is an interprime number because it is at equal distance from previous prime (3112340437) and next prime (3112340443).

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112340443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3536311 + ... + 3537190.

Almost surely, 2^3112340440 is an apocalyptic number.

It is an amenable number.

3112340440 is an abundant number, since it is smaller than the sum of its proper divisors (4527041720).

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

3112340440 is a wasteful number, since it uses less digits than its factorization.

3112340440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7073523 (or 7073519 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 3112340440 is about 55788.3539818124. The cubic root of 3112340440 is about 1460.0319690254.

Adding to 3112340440 its reverse (440432113), we get a palindrome (3552772553).

The spelling of 3112340440 in words is "three billion, one hundred twelve million, three hundred forty thousand, four hundred forty".