3111772340 has 24 divisors (see below), whose sum is σ = 6538721280. Its totient is φ = 1243947168.

The previous prime is 3111772333. The next prime is 3111772351. The reversal of 3111772340 is 432771113.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13520 + ... + 80039.

It is an arithmetic number, because the mean of its divisors is an integer number (272446720).

Almost surely, 2^3111772340 is an apocalyptic number.

It is an amenable number.

3111772340 is an abundant number, since it is smaller than the sum of its proper divisors (3426948940).

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

3111772340 is a wasteful number, since it uses less digits than its factorization.

3111772340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95231 (or 95229 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 3111772340 is about 55783.2621849960. The cubic root of 3111772340 is about 1459.9431297045.

The spelling of 3111772340 in words is "three billion, one hundred eleven million, seven hundred seventy-two thousand, three hundred forty".