3954971852 has 24 divisors (see below), whose sum is σ = 7466061792. Its totient is φ = 1822320000.

The previous prime is 3954971819. The next prime is 3954971861. The reversal of 3954971852 is 2581794593.

It is a super-2 number, since 2×3954971852² = 31283604700224619808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3954971794 and 3954971803.

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, 32024 + ... + 94527.

It is an arithmetic number, because the mean of its divisors is an integer number (311085908).

Almost surely, 2^3954971852 is an apocalyptic number.

It is an amenable number.

3954971852 is a deficient number, since it is larger than the sum of its proper divisors (3511089940).

3954971852 is a wasteful number, since it uses less digits than its factorization.

3954971852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127169 (or 127167 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 53.

The square root of 3954971852 is about 62888.5669418536. The cubic root of 3954971852 is about 1581.4220829098.

The spelling of 3954971852 in words is "three billion, nine hundred fifty-four million, nine hundred seventy-one thousand, eight hundred fifty-two".