3962121796 has 18 divisors (see below), whose sum is σ = 7365572858. Its totient is φ = 1864527360.

The previous prime is 3962121739. The next prime is 3962121857. The reversal of 3962121796 is 6971212693.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1435652100 + 2526469696 = 37890^2 + 50264^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1712565 + ... + 1714876.

Almost surely, 2^3962121796 is an apocalyptic number.

It is an amenable number.

3962121796 is a deficient number, since it is larger than the sum of its proper divisors (3403451062).

3962121796 is a wasteful number, since it uses less digits than its factorization.

3962121796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3427479 (or 3427460 counting only the distinct ones).

The product of its digits is 244944, while the sum is 46.

The square root of 3962121796 is about 62945.3874084511. The cubic root of 3962121796 is about 1582.3744935974.

The spelling of 3962121796 in words is "three billion, nine hundred sixty-two million, one hundred twenty-one thousand, seven hundred ninety-six".