3996474472 has 8 divisors (see below), whose sum is σ = 7493389650. Its totient is φ = 1998237232.

The previous prime is 3996474413. The next prime is 3996474479. The reversal of 3996474472 is 2744746993.

It can be written as a sum of positive squares in only one way, i.e., 3752052516 + 244421956 = 61254^2 + 15634^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3996474479) by changing a digit.

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 as a sum of consecutive naturals, namely, 249779647 + ... + 249779662.

Almost surely, 2^3996474472 is an apocalyptic number.

It is an amenable number.

3996474472 is a deficient number, since it is larger than the sum of its proper divisors (3496915178).

3996474472 is a wasteful number, since it uses less digits than its factorization.

3996474472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499559315 (or 499559311 counting only the distinct ones).

The product of its digits is 9144576, while the sum is 55.

The square root of 3996474472 is about 63217.6753131591. The cubic root of 3996474472 is about 1586.9345459800.

The spelling of 3996474472 in words is "three billion, nine hundred ninety-six million, four hundred seventy-four thousand, four hundred seventy-two".