3120443946 has 16 divisors (see below), whose sum is σ = 6934320000. Its totient is φ = 1040147964.

The previous prime is 3120443939. The next prime is 3120443947. The reversal of 3120443946 is 6493440213.

It is a happy number.

3120443946 is a `hidden beast` number, since 3 + 120 + 443 + 94 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 3120443946.

It is not an unprimeable number, because it can be changed into a prime (3120443947) 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, 28892946 + ... + 28893053.

It is an arithmetic number, because the mean of its divisors is an integer number (433395000).

Almost surely, 2^3120443946 is an apocalyptic number.

3120443946 is an abundant number, since it is smaller than the sum of its proper divisors (3813876054).

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

3120443946 is a wasteful number, since it uses less digits than its factorization.

3120443946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57786010 (or 57786004 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 3120443946 is about 55860.9339878953. The cubic root of 3120443946 is about 1461.2980177909.

The spelling of 3120443946 in words is "three billion, one hundred twenty million, four hundred forty-three thousand, nine hundred forty-six".