3961396122 has 16 divisors (see below), whose sum is σ = 8267261760. Its totient is φ = 1263053792.

The previous prime is 3961396073. The next prime is 3961396147. The reversal of 3961396122 is 2216931693.

It is a happy 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, 14352747 + ... + 14353022.

It is an arithmetic number, because the mean of its divisors is an integer number (516703860).

Almost surely, 2^3961396122 is an apocalyptic number.

3961396122 is an abundant number, since it is smaller than the sum of its proper divisors (4305865638).

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

3961396122 is a wasteful number, since it uses less digits than its factorization.

3961396122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28705797.

The product of its digits is 104976, while the sum is 42.

The square root of 3961396122 is about 62939.6228301378. The cubic root of 3961396122 is about 1582.2778822195.

The spelling of 3961396122 in words is "three billion, nine hundred sixty-one million, three hundred ninety-six thousand, one hundred twenty-two".